16256526612 has 12 divisors (see below), whose sum is σ = 37931895456. Its totient is φ = 5418842200.

The previous prime is 16256526599. The next prime is 16256526623. The reversal of 16256526612 is 21662565261.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 677355264 + ... + 677355287.

It is an arithmetic number, because the mean of its divisors is an integer number (3160991288).

Almost surely, 2^16256526612 is an apocalyptic number.

16256526612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16256526612 is an abundant number, since it is smaller than the sum of its proper divisors (21675368844).

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

16256526612 is a wasteful number, since it uses less digits than its factorization.

16256526612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1354710558 (or 1354710556 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The spelling of 16256526612 in words is "sixteen billion, two hundred fifty-six million, five hundred twenty-six thousand, six hundred twelve".