73936786536 has 96 divisors (see below), whose sum is σ = 210440561760. Its totient is φ = 23421799296.

The previous prime is 73936786513. The next prime is 73936786549. The reversal of 73936786536 is 63568763937.

73936786536 is a `hidden beast` number, since 7 + 3 + 93 + 6 + 7 + 8 + 6 + 536 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 208170 + ... + 437273.

It is an arithmetic number, because the mean of its divisors is an integer number (2192089185).

Almost surely, 2^73936786536 is an apocalyptic number.

It is an amenable number.

73936786536 is an abundant number, since it is smaller than the sum of its proper divisors (136503775224).

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

73936786536 is a wasteful number, since it uses less digits than its factorization.

73936786536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645535 (or 645528 counting only the distinct ones).

The product of its digits is 102876480, while the sum is 63.

The spelling of 73936786536 in words is "seventy-three billion, nine hundred thirty-six million, seven hundred eighty-six thousand, five hundred thirty-six".