351261395328 has 64 divisors (see below), whose sum is σ = 945819500400. Its totient is φ = 115483189248.

The previous prime is 351261395311. The next prime is 351261395347. The reversal of 351261395328 is 823593162153.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 6237333 + ... + 6293396.

Almost surely, 2^351261395328 is an apocalyptic number.

It is an amenable number.

351261395328 is an abundant number, since it is smaller than the sum of its proper divisors (594558105072).

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

351261395328 is a wasteful number, since it uses less digits than its factorization.

351261395328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12530819 (or 12530807 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 48.

The spelling of 351261395328 in words is "three hundred fifty-one billion, two hundred sixty-one million, three hundred ninety-five thousand, three hundred twenty-eight".