16120657713231 has 6 divisors (see below), whose sum is σ = 23285394474680. Its totient is φ = 10747105142148.

The previous prime is 16120657713221. The next prime is 16120657713253. The reversal of 16120657713231 is 13231775602161.

16120657713231 is a `hidden beast` number, since 1 + 6 + 1 + 206 + 57 + 71 + 323 + 1 = 666.

It is not a de Polignac number, because 16120657713231 - 2⁷ = 16120657713103 is a prime.

It is a super-2 number, since 2×16120657713231² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16120657713221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 895592095171 + ... + 895592095188.

Almost surely, 2^{16120657713231} is an apocalyptic number.

16120657713231 is a deficient number, since it is larger than the sum of its proper divisors (7164736761449).

16120657713231 is a wasteful number, since it uses less digits than its factorization.

16120657713231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791184190365 (or 1791184190362 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The spelling of 16120657713231 in words is "sixteen trillion, one hundred twenty billion, six hundred fifty-seven million, seven hundred thirteen thousand, two hundred thirty-one".