16155164004 has 24 divisors (see below), whose sum is σ = 43080437568. Its totient is φ = 4615761120.

The previous prime is 16155163967. The next prime is 16155164021. The reversal of 16155164004 is 40046155161.

It is a super-2 number, since 2×16155164004² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96161607 + ... + 96161774.

It is an arithmetic number, because the mean of its divisors is an integer number (1795018232).

Almost surely, 2^16155164004 is an apocalyptic number.

16155164004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16155164004 is an abundant number, since it is smaller than the sum of its proper divisors (26925273564).

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

16155164004 is a wasteful number, since it uses less digits than its factorization.

16155164004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192323395 (or 192323393 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The spelling of 16155164004 in words is "sixteen billion, one hundred fifty-five million, one hundred sixty-four thousand, four".