72133485575 has 24 divisors (see below), whose sum is σ = 90669719088. Its totient is φ = 56921626880.

The previous prime is 72133485563. The next prime is 72133485607. The reversal of 72133485575 is 57558433127.

It is not a de Polignac number, because 72133485575 - 2¹⁰ = 72133484551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 565409 + ... + 681141.

It is an arithmetic number, because the mean of its divisors is an integer number (3777904962).

Almost surely, 2^72133485575 is an apocalyptic number.

72133485575 is a deficient number, since it is larger than the sum of its proper divisors (18536233513).

72133485575 is a wasteful number, since it uses less digits than its factorization.

72133485575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116083 (or 116078 counting only the distinct ones).

The product of its digits is 3528000, while the sum is 50.

The spelling of 72133485575 in words is "seventy-two billion, one hundred thirty-three million, four hundred eighty-five thousand, five hundred seventy-five".