73500613632 has 66 divisors (see below), whose sum is σ = 212231453408. Its totient is φ = 24500201472.

The previous prime is 73500613609. The next prime is 73500613691. The reversal of 73500613632 is 23631600537.

73500613632 is a `hidden beast` number, since 7 + 3 + 5 + 0 + 0 + 6 + 13 + 632 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3978448 + ... + 3996879.

Almost surely, 2^73500613632 is an apocalyptic number.

73500613632 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

73500613632 is an abundant number, since it is smaller than the sum of its proper divisors (138730839776).

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

73500613632 is a wasteful number, since it uses less digits than its factorization.

73500613632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7975353 (or 7975332 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The spelling of 73500613632 in words is "seventy-three billion, five hundred million, six hundred thirteen thousand, six hundred thirty-two".