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27080132568 = 2331128338857
BaseRepresentation
bin11001001110000110…
…100000011111011000
32120220021001021020220
4121032012200133120
5420430003220233
620235045120040
71646033220546
oct311606403730
976807037226
1027080132568
1110537035455
1252b90b9020
1327274893a8
14144c740d96
15a87612eb3
hex64e1a07d8

27080132568 has 16 divisors (see below), whose sum is σ = 67700331480. Its totient is φ = 9026710848.

The previous prime is 27080132567. The next prime is 27080132623. The reversal of 27080132568 is 86523108072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27080132567) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 564169405 + ... + 564169452.

Almost surely, 227080132568 is an apocalyptic number.

It is an amenable number.

27080132568 is an abundant number, since it is smaller than the sum of its proper divisors (40620198912).

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

27080132568 is a wasteful number, since it uses less digits than its factorization.

27080132568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1128338866 (or 1128338862 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 42.

The spelling of 27080132568 in words is "twenty-seven billion, eighty million, one hundred thirty-two thousand, five hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 24 1128338857 2256677714 3385016571 4513355428 6770033142 9026710856 13540066284 27080132568