664211562323034 has 16 divisors (see below), whose sum is σ = 1449188863250400. Its totient is φ = 201276231006960.

The previous prime is 664211562323027. The next prime is 664211562323047. The reversal of 664211562323034 is 430323265112466.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5031905775109 + ... + 5031905775240.

It is an arithmetic number, because the mean of its divisors is an integer number (90574303953150).

Almost surely, 2^{664211562323034} is an apocalyptic number.

664211562323034 is an abundant number, since it is smaller than the sum of its proper divisors (784977300927366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

664211562323034 is a wasteful number, since it uses less digits than its factorization.

664211562323034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10063811550365.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 664211562323034 in words is "six hundred sixty-four trillion, two hundred eleven billion, five hundred sixty-two million, three hundred twenty-three thousand, thirty-four".