355312537656 has 64 divisors (see below), whose sum is σ = 899491456800. Its totient is φ = 116946475008.

The previous prime is 355312537607. The next prime is 355312537667. The reversal of 355312537656 is 656735213553.

It is a junction number, because it is equal to n+sod(n) for n = 355312537599 and 355312537608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452220 + ... + 1679156.

Almost surely, 2^355312537656 is an apocalyptic number.

It is an amenable number.

355312537656 is an abundant number, since it is smaller than the sum of its proper divisors (544178919144).

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

355312537656 is a wasteful number, since it uses less digits than its factorization.

355312537656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227768 (or 227764 counting only the distinct ones).

The product of its digits is 8505000, while the sum is 51.

The spelling of 355312537656 in words is "three hundred fifty-five billion, three hundred twelve million, five hundred thirty-seven thousand, six hundred fifty-six".