73772994932736 has 416 divisors, whose sum is σ = 220238402284800. Its totient is φ = 21774115799040.

The previous prime is 73772994932717. The next prime is 73772994932737. The reversal of 73772994932736 is 63723949927737.

It is not an unprimeable number, because it can be changed into a prime (73772994932737) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 805961020 + ... + 806052548.

Almost surely, 2^{73772994932736} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 73772994932736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110119201142400).

73772994932736 is an abundant number, since it is smaller than the sum of its proper divisors (146465407352064).

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

73772994932736 is a wasteful number, since it uses less digits than its factorization.

73772994932736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91723 (or 91701 counting only the distinct ones).

The product of its digits is 4536852768, while the sum is 78.

The spelling of 73772994932736 in words is "seventy-three trillion, seven hundred seventy-two billion, nine hundred ninety-four million, nine hundred thirty-two thousand, seven hundred thirty-six".