641560096 has 24 divisors (see below), whose sum is σ = 1267890624. Its totient is φ = 319556160.

The previous prime is 641560081. The next prime is 641560109. The reversal of 641560096 is 690065146.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29700 + ... + 46531.

It is an arithmetic number, because the mean of its divisors is an integer number (52828776).

Almost surely, 2^641560096 is an apocalyptic number.

It is an amenable number.

641560096 is a deficient number, since it is larger than the sum of its proper divisors (626330528).

641560096 is a wasteful number, since it uses less digits than its factorization.

641560096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76504 (or 76496 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 641560096 is about 25329.0366180793. The cubic root of 641560096 is about 862.4735421696.

The spelling of 641560096 in words is "six hundred forty-one million, five hundred sixty thousand, ninety-six".