345404785144 has 16 divisors (see below), whose sum is σ = 648250195320. Its totient is φ = 172538066400.

The previous prime is 345404785111. The next prime is 345404785153. The reversal of 345404785144 is 441587404543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20531839 + ... + 20548654.

Almost surely, 2^345404785144 is an apocalyptic number.

It is an amenable number.

345404785144 is a deficient number, since it is larger than the sum of its proper divisors (302845410176).

345404785144 is a wasteful number, since it uses less digits than its factorization.

345404785144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41081550 (or 41081546 counting only the distinct ones).

The product of its (nonzero) digits is 4300800, while the sum is 49.

The spelling of 345404785144 in words is "three hundred forty-five billion, four hundred four million, seven hundred eighty-five thousand, one hundred forty-four".