73891607132 has 48 divisors (see below), whose sum is σ = 149326894080. Its totient is φ = 31337494272.

The previous prime is 73891607093. The next prime is 73891607149. The reversal of 73891607132 is 23170619837.

It is a congruent number.

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, 4285673 + ... + 4302879.

It is an arithmetic number, because the mean of its divisors is an integer number (3110976960).

Almost surely, 2^73891607132 is an apocalyptic number.

It is an amenable number.

73891607132 is an abundant number, since it is smaller than the sum of its proper divisors (75435286948).

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

73891607132 is a wasteful number, since it uses less digits than its factorization.

73891607132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18810 (or 18808 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 47.

The spelling of 73891607132 in words is "seventy-three billion, eight hundred ninety-one million, six hundred seven thousand, one hundred thirty-two".