345664235087 has 4 divisors (see below), whose sum is σ = 345677430000. Its totient is φ = 345651040176.

The previous prime is 345664235027. The next prime is 345664235089. The reversal of 345664235087 is 780532466543.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 345664235087 - 2²⁰ = 345663186511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345664235089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6558083 + ... + 6610580.

It is an arithmetic number, because the mean of its divisors is an integer number (86419357500).

Almost surely, 2^345664235087 is an apocalyptic number.

345664235087 is a deficient number, since it is larger than the sum of its proper divisors (13194913).

345664235087 is a wasteful number, since it uses less digits than its factorization.

345664235087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13194912.

The product of its (nonzero) digits is 14515200, while the sum is 53.

The spelling of 345664235087 in words is "three hundred forty-five billion, six hundred sixty-four million, two hundred thirty-five thousand, eighty-seven".