345421535615 has 32 divisors (see below), whose sum is σ = 462990366720. Its totient is φ = 245641084416.

The previous prime is 345421535507. The next prime is 345421535677. The reversal of 345421535615 is 516535124543.

It is a happy number.

It is not a de Polignac number, because 345421535615 - 2⁸ = 345421535359 is a prime.

It is a congruent number.

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, 482729 + ... + 961181.

It is an arithmetic number, because the mean of its divisors is an integer number (14468448960).

Almost surely, 2^345421535615 is an apocalyptic number.

345421535615 is a deficient number, since it is larger than the sum of its proper divisors (117568831105).

345421535615 is a wasteful number, since it uses less digits than its factorization.

345421535615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478883.

The product of its digits is 1080000, while the sum is 44.

The spelling of 345421535615 in words is "three hundred forty-five billion, four hundred twenty-one million, five hundred thirty-five thousand, six hundred fifteen".