72173474213466 has 32 divisors (see below), whose sum is σ = 144926119574208. Its totient is φ = 23961301616000.

The previous prime is 72173474213413. The next prime is 72173474213483. The reversal of 72173474213466 is 66431247437127.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54271360 + ... + 55585316.

It is an arithmetic number, because the mean of its divisors is an integer number (4528941236694).

Almost surely, 2^{72173474213466} is an apocalyptic number.

72173474213466 is an abundant number, since it is smaller than the sum of its proper divisors (72752645360742).

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

72173474213466 is a wasteful number, since it uses less digits than its factorization.

72173474213466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350686.

The product of its digits is 28449792, while the sum is 57.

The spelling of 72173474213466 in words is "seventy-two trillion, one hundred seventy-three billion, four hundred seventy-four million, two hundred thirteen thousand, four hundred sixty-six".