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10564808488 = 23131916332801
BaseRepresentation
bin10011101011011011…
…00010111100101000
31000021021112212201021
421311231202330220
5133114042332423
64504200302224
7522543250633
oct116555427450
930237485637
1010564808488
114531616a93
12206a171974
13cc4a14090
14723188c1a
1541c77895d
hex275b62f28

10564808488 has 64 divisors (see below), whose sum is σ = 22594017600. Its totient is φ = 4590950400.

The previous prime is 10564808459. The next prime is 10564808519. The reversal of 10564808488 is 88480846501.

It is a super-2 number, since 2×105648084882 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 305688 + ... + 338488.

It is an arithmetic number, because the mean of its divisors is an integer number (353031525).

Almost surely, 210564808488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10564808488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11297008800).

10564808488 is an abundant number, since it is smaller than the sum of its proper divisors (12029209112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10564808488 is a wasteful number, since it uses less digits than its factorization.

10564808488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33002 (or 32998 counting only the distinct ones).

The product of its (nonzero) digits is 1966080, while the sum is 52.

The spelling of 10564808488 in words is "ten billion, five hundred sixty-four million, eight hundred eight thousand, four hundred eighty-eight".

Divisors: 1 2 4 8 13 19 26 38 52 76 104 152 163 247 326 494 652 988 1304 1976 2119 3097 4238 6194 8476 12388 16952 24776 32801 40261 65602 80522 131204 161044 262408 322088 426413 623219 852826 1246438 1705652 2492876 3411304 4985752 5346563 8101847 10693126 16203694 21386252 32407388 42772504 64814776 69505319 101584697 139010638 203169394 278021276 406338788 556042552 812677576 1320601061 2641202122 5282404244 10564808488