72372678458880 has 80 divisors (see below), whose sum is σ = 231366406472784. Its totient is φ = 19299380920320.

The previous prime is 72372678458837. The next prime is 72372678458897. The reversal of 72372678458880 is 8885487627327.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4711755241 + ... + 4711770600.

Almost surely, 2^{72372678458880} is an apocalyptic number.

It is an amenable number.

72372678458880 is an abundant number, since it is smaller than the sum of its proper divisors (158993728013904).

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

72372678458880 is an equidigital number, since it uses as much as digits as its factorization.

72372678458880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9423525867 (or 9423525851 counting only the distinct ones).

The product of its (nonzero) digits is 2023096320, while the sum is 75.

The spelling of 72372678458880 in words is "seventy-two trillion, three hundred seventy-two billion, six hundred seventy-eight million, four hundred fifty-eight thousand, eight hundred eighty".