16161110156616 has 64 divisors (see below), whose sum is σ = 40751499297600. Its totient is φ = 5340650784000.

The previous prime is 16161110156603. The next prime is 16161110156621. The reversal of 16161110156616 is 61665101116161.

It is a super-2 number, since 2×16161110156616² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1116855 + ... + 5793926.

It is an arithmetic number, because the mean of its divisors is an integer number (636742176525).

Almost surely, 2^{16161110156616} is an apocalyptic number.

It is an amenable number.

16161110156616 is an abundant number, since it is smaller than the sum of its proper divisors (24590389140984).

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

16161110156616 is a wasteful number, since it uses less digits than its factorization.

16161110156616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911630 (or 6911626 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 42.

The spelling of 16161110156616 in words is "sixteen trillion, one hundred sixty-one billion, one hundred ten million, one hundred fifty-six thousand, six hundred sixteen".