72702462066 has 16 divisors (see below), whose sum is σ = 156589918464. Its totient is φ = 22369988304.

The previous prime is 72702462061. The next prime is 72702462073. The reversal of 72702462066 is 66026420727.

It is not an unprimeable number, because it can be changed into a prime (72702462061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466041346 + ... + 466041501.

It is an arithmetic number, because the mean of its divisors is an integer number (9786869904).

Almost surely, 2^72702462066 is an apocalyptic number.

72702462066 is an abundant number, since it is smaller than the sum of its proper divisors (83887456398).

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

72702462066 is a wasteful number, since it uses less digits than its factorization.

72702462066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932082865.

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 72702462066 in words is "seventy-two billion, seven hundred two million, four hundred sixty-two thousand, sixty-six".