16101665164 has 48 divisors (see below), whose sum is σ = 31131819936. Its totient is φ = 7241241600.

The previous prime is 16101665137. The next prime is 16101665179. The reversal of 16101665164 is 46156610161.

It is a super-2 number, since 2×16101665164² (a number of 21 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, 315684 + ... + 363124.

It is an arithmetic number, because the mean of its divisors is an integer number (648579582).

Almost surely, 2^16101665164 is an apocalyptic number.

It is an amenable number.

16101665164 is a deficient number, since it is larger than the sum of its proper divisors (15030154772).

16101665164 is a wasteful number, since it uses less digits than its factorization.

16101665164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47626 (or 47624 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 37.

The spelling of 16101665164 in words is "sixteen billion, one hundred one million, six hundred sixty-five thousand, one hundred sixty-four".