345431405554315 has 32 divisors (see below), whose sum is σ = 433987634203200. Its totient is φ = 263595359946240.

The previous prime is 345431405554297. The next prime is 345431405554321. The reversal of 345431405554315 is 513455504134543.

It is not a de Polignac number, because 345431405554315 - 2⁹ = 345431405553803 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 572913705 + ... + 573516325.

It is an arithmetic number, because the mean of its divisors is an integer number (13562113568850).

Almost surely, 2^{345431405554315} is an apocalyptic number.

345431405554315 is a deficient number, since it is larger than the sum of its proper divisors (88556228648885).

345431405554315 is a wasteful number, since it uses less digits than its factorization.

345431405554315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650367.

The product of its (nonzero) digits is 21600000, while the sum is 52.

Adding to 345431405554315 its reverse (513455504134543), we get a palindrome (858886909688858).

The spelling of 345431405554315 in words is "three hundred forty-five trillion, four hundred thirty-one billion, four hundred five million, five hundred fifty-four thousand, three hundred fifteen".