72988728825963 has 4 divisors (see below), whose sum is σ = 97318305101288. Its totient is φ = 48659152550640.

The previous prime is 72988728825917. The next prime is 72988728825967. The reversal of 72988728825963 is 36952882788927.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 72988728825963 - 2²⁶ = 72988661717099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (72988728825967) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12164788137658 + ... + 12164788137663.

It is an arithmetic number, because the mean of its divisors is an integer number (24329576275322).

Almost surely, 2^{72988728825963} is an apocalyptic number.

72988728825963 is a deficient number, since it is larger than the sum of its proper divisors (24329576275325).

72988728825963 is a wasteful number, since it uses less digits than its factorization.

72988728825963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24329576275324.

The product of its digits is 11705057280, while the sum is 84.

The spelling of 72988728825963 in words is "seventy-two trillion, nine hundred eighty-eight billion, seven hundred twenty-eight million, eight hundred twenty-five thousand, nine hundred sixty-three".