345445360516 has 27 divisors (see below), whose sum is σ = 638062566519. Its totient is φ = 163621433448.

The previous prime is 345445360511. The next prime is 345445360541. The reversal of 345445360516 is 615063544543.

The square root of 345445360516 is 587746.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345445360511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22326615 + ... + 22342081.

Almost surely, 2^345445360516 is an apocalyptic number.

345445360516 is the 587746-th square number.

It is an amenable number.

345445360516 is a deficient number, since it is larger than the sum of its proper divisors (292617206003).

345445360516 is an frugal number, since it uses more digits than its factorization.

345445360516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30976 (or 15488 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 46.

The spelling of 345445360516 in words is "three hundred forty-five billion, four hundred forty-five million, three hundred sixty thousand, five hundred sixteen".