72537763560000 has 140 divisors (see below), whose sum is σ = 239826772204272. Its totient is φ = 19343403584000.

The previous prime is 72537763559959. The next prime is 72537763560007. The reversal of 72537763560000 is 6536773527.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (72537763560007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 302120682 + ... + 302360681.

Almost surely, 2^{72537763560000} is an apocalyptic number.

It is an amenable number.

72537763560000 is an abundant number, since it is smaller than the sum of its proper divisors (167289008644272).

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

72537763560000 is an equidigital number, since it uses as much as digits as its factorization.

72537763560000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604481398 (or 604481373 counting only the distinct ones).

The product of its (nonzero) digits is 5556600, while the sum is 51.

The spelling of 72537763560000 in words is "seventy-two trillion, five hundred thirty-seven billion, seven hundred sixty-three million, five hundred sixty thousand".