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64202225244 = 22329315951263
BaseRepresentation
bin111011110010110000…
…000011011001011100
320010201100210222002020
4323302300003121130
52022441232201434
645254420300140
74431663624153
oct736260033134
9203640728066
1064202225244
1125256534093
1210539241650
1360922349c1
143170a0859a
151a0b621849
hexef2c0365c

64202225244 has 48 divisors (see below), whose sum is σ = 159969976320. Its totient is φ = 19996240320.

The previous prime is 64202225221. The next prime is 64202225257. The reversal of 64202225244 is 44252220246.

It is a happy number.

64202225244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 2964844 + ... + 2986419.

It is an arithmetic number, because the mean of its divisors is an integer number (3332707840).

Almost surely, 264202225244 is an apocalyptic number.

It is an amenable number.

64202225244 is an abundant number, since it is smaller than the sum of its proper divisors (95767751076).

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

64202225244 is a wasteful number, since it uses less digits than its factorization.

64202225244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5951330 (or 5951328 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

The spelling of 64202225244 in words is "sixty-four billion, two hundred two million, two hundred twenty-five thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 29 31 58 62 87 93 116 124 174 186 348 372 899 1798 2697 3596 5394 10788 5951263 11902526 17853789 23805052 35707578 71415156 172586627 184489153 345173254 368978306 517759881 553467459 690346508 737956612 1035519762 1106934918 2071039524 2213869836 5350185437 10700370874 16050556311 21400741748 32101112622 64202225244