16156667465968 has 20 divisors (see below), whose sum is σ = 31390739725680. Its totient is φ = 8055831407744.

The previous prime is 16156667465903. The next prime is 16156667466019. The reversal of 16156667465968 is 86956476665161.

It is a happy number.

It is a super-2 number, since 2×16156667465968² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16156667465894 and 16156667465903.

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, 1406389405 + ... + 1406400892.

It is an arithmetic number, because the mean of its divisors is an integer number (1569536986284).

Almost surely, 2^{16156667465968} is an apocalyptic number.

It is an amenable number.

16156667465968 is a deficient number, since it is larger than the sum of its proper divisors (15234072259712).

16156667465968 is a wasteful number, since it uses less digits than its factorization.

16156667465968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2812790664 (or 2812790658 counting only the distinct ones).

The product of its digits is 2351462400, while the sum is 76.

The spelling of 16156667465968 in words is "sixteen trillion, one hundred fifty-six billion, six hundred sixty-seven million, four hundred sixty-five thousand, nine hundred sixty-eight".