72727476982 has 32 divisors (see below), whose sum is σ = 117441634464. Its totient is φ = 33715180800.

The previous prime is 72727476971. The next prime is 72727477003. The reversal of 72727476982 is 28967472727.

It is a self number, because there is not a number n which added to its sum of digits gives 72727476982.

It is a congruent number.

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, 148269 + ... + 409192.

It is an arithmetic number, because the mean of its divisors is an integer number (3670051077).

Almost surely, 2^72727476982 is an apocalyptic number.

72727476982 is a deficient number, since it is larger than the sum of its proper divisors (44714157482).

72727476982 is a wasteful number, since it uses less digits than its factorization.

72727476982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557584.

The product of its digits is 33191424, while the sum is 61.

The spelling of 72727476982 in words is "seventy-two billion, seven hundred twenty-seven million, four hundred seventy-six thousand, nine hundred eighty-two".