72852465642 has 16 divisors (see below), whose sum is σ = 158950834272. Its totient is φ = 22076504720.

The previous prime is 72852465593. The next prime is 72852465649. The reversal of 72852465642 is 24656425827.

It is not an unprimeable number, because it can be changed into a prime (72852465649) 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, 551912553 + ... + 551912684.

It is an arithmetic number, because the mean of its divisors is an integer number (9934427142).

Almost surely, 2^72852465642 is an apocalyptic number.

72852465642 is an abundant number, since it is smaller than the sum of its proper divisors (86098368630).

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

72852465642 is a wasteful number, since it uses less digits than its factorization.

72852465642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103825253.

The product of its digits is 6451200, while the sum is 51.

The spelling of 72852465642 in words is "seventy-two billion, eight hundred fifty-two million, four hundred sixty-five thousand, six hundred forty-two".