16161125016 has 16 divisors (see below), whose sum is σ = 40402812600. Its totient is φ = 5387041664.

The previous prime is 16161124997. The next prime is 16161125023. The reversal of 16161125016 is 61052116161.

It is a super-2 number, since 2×16161125016² (a number of 21 digits) contains 22 as substring.

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, 336690081 + ... + 336690128.

Almost surely, 2^16161125016 is an apocalyptic number.

It is an amenable number.

16161125016 is an abundant number, since it is smaller than the sum of its proper divisors (24241687584).

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

16161125016 is a wasteful number, since it uses less digits than its factorization.

16161125016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673380218 (or 673380214 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 30.

The spelling of 16161125016 in words is "sixteen billion, one hundred sixty-one million, one hundred twenty-five thousand, sixteen".