344959306512 has 40 divisors (see below), whose sum is σ = 891659311104. Its totient is φ = 114920056704.

The previous prime is 344959306493. The next prime is 344959306541. The reversal of 344959306512 is 215603959443.

It is a super-2 number, since 2×344959306512² (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, 1990288 + ... + 2156655.

Almost surely, 2^344959306512 is an apocalyptic number.

It is an amenable number.

344959306512 is an abundant number, since it is smaller than the sum of its proper divisors (546700004592).

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

344959306512 is a wasteful number, since it uses less digits than its factorization.

344959306512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4148687 (or 4148681 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 51.

The spelling of 344959306512 in words is "three hundred forty-four billion, nine hundred fifty-nine million, three hundred six thousand, five hundred twelve".