352256343138 has 36 divisors (see below), whose sum is σ = 887829765030. Its totient is φ = 100644669216.

The previous prime is 352256343113. The next prime is 352256343139. The reversal of 352256343138 is 831343652253.

352256343138 is a `hidden beast` number, since 3 + 5 + 2 + 2 + 5 + 634 + 3 + 1 + 3 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 313843087089 + 38413256049 = 560217^2 + 195993^2 .

It is a junction number, because it is equal to n+sod(n) for n = 352256343093 and 352256343102.

It is not an unprimeable number, because it can be changed into a prime (352256343139) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 199690923 + ... + 199692686.

Almost surely, 2^352256343138 is an apocalyptic number.

352256343138 is an abundant number, since it is smaller than the sum of its proper divisors (535573421892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

352256343138 is a wasteful number, since it uses less digits than its factorization.

352256343138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399383631 (or 399383621 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 45.

The spelling of 352256343138 in words is "three hundred fifty-two billion, two hundred fifty-six million, three hundred forty-three thousand, one hundred thirty-eight".