355666080872 has 32 divisors (see below), whose sum is σ = 668589163200. Its totient is φ = 177376053504.

The previous prime is 355666080857. The next prime is 355666080899. The reversal of 355666080872 is 278080666553.

It is a super-2 number, since 2×355666080872² (a number of 24 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, 7125779 + ... + 7175517.

It is an arithmetic number, because the mean of its divisors is an integer number (20893411350).

Almost surely, 2^355666080872 is an apocalyptic number.

It is an amenable number.

355666080872 is a deficient number, since it is larger than the sum of its proper divisors (312923082328).

355666080872 is a wasteful number, since it uses less digits than its factorization.

355666080872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52025 (or 52021 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 56.

The spelling of 355666080872 in words is "three hundred fifty-five billion, six hundred sixty-six million, eighty thousand, eight hundred seventy-two".