352116583731 has 128 divisors (see below), whose sum is σ = 588176640000. Its totient is φ = 208101104640.

The previous prime is 352116583703. The next prime is 352116583747. The reversal of 352116583731 is 137385611253.

352116583731 is a `hidden beast` number, since 3 + 5 + 21 + 16 + 583 + 7 + 31 = 666.

It is not a de Polignac number, because 352116583731 - 2⁷ = 352116583603 is a prime.

It is a super-2 number, since 2×352116583731² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (352116583751) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 379027075 + ... + 379028003.

It is an arithmetic number, because the mean of its divisors is an integer number (4595130000).

Almost surely, 2^352116583731 is an apocalyptic number.

352116583731 is a deficient number, since it is larger than the sum of its proper divisors (236060056269).

352116583731 is a wasteful number, since it uses less digits than its factorization.

352116583731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223 (or 1195 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 352116583731 in words is "three hundred fifty-two billion, one hundred sixteen million, five hundred eighty-three thousand, seven hundred thirty-one".