32643664004 has 48 divisors (see below), whose sum is σ = 66502719360. Its totient is φ = 13732104960.

The previous prime is 32643663977. The next prime is 32643664033. The reversal of 32643664004 is 40046634623.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276584 + ... + 376544.

It is an arithmetic number, because the mean of its divisors is an integer number (1385473320).

Almost surely, 2^32643664004 is an apocalyptic number.

It is an amenable number.

32643664004 is an abundant number, since it is smaller than the sum of its proper divisors (33859055356).

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

32643664004 is a wasteful number, since it uses less digits than its factorization.

32643664004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100188 (or 100186 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 38.

The spelling of 32643664004 in words is "thirty-two billion, six hundred forty-three million, six hundred sixty-four thousand, four".