156166112160651 has 16 divisors (see below), whose sum is σ = 220587139123200. Its totient is φ = 97934431859328.

The previous prime is 156166112160647. The next prime is 156166112160659. The reversal of 156166112160651 is 156061211661651.

It is not a de Polignac number, because 156166112160651 - 2² = 156166112160647 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 156166112160651.

It is not an unprimeable number, because it can be changed into a prime (156166112160659) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 814720731 + ... + 814912388.

It is an arithmetic number, because the mean of its divisors is an integer number (13786696195200).

Almost surely, 2^{156166112160651} is an apocalyptic number.

156166112160651 is a deficient number, since it is larger than the sum of its proper divisors (64421026962549).

156166112160651 is a wasteful number, since it uses less digits than its factorization.

156166112160651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1629635018.

The product of its (nonzero) digits is 388800, while the sum is 48.

The spelling of 156166112160651 in words is "one hundred fifty-six trillion, one hundred sixty-six billion, one hundred twelve million, one hundred sixty thousand, six hundred fifty-one".