66624360132 has 48 divisors (see below), whose sum is σ = 173533231872. Its totient is φ = 19719682080.

The previous prime is 66624360079. The next prime is 66624360151. The reversal of 66624360132 is 23106342666.

66624360132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5863278 + ... + 5874629.

It is an arithmetic number, because the mean of its divisors is an integer number (3615275664).

Almost surely, 2^66624360132 is an apocalyptic number.

It is an amenable number.

66624360132 is an abundant number, since it is smaller than the sum of its proper divisors (106908871740).

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

66624360132 is a wasteful number, since it uses less digits than its factorization.

66624360132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11737968 (or 11737966 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 39.

The spelling of 66624360132 in words is "sixty-six billion, six hundred twenty-four million, three hundred sixty thousand, one hundred thirty-two".