72482739864 has 32 divisors (see below), whose sum is σ = 185626531440. Its totient is φ = 23571622400.

The previous prime is 72482739841. The next prime is 72482739881. The reversal of 72482739864 is 46893728427.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 72482739798 and 72482739807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36829677 + ... + 36831644.

Almost surely, 2^72482739864 is an apocalyptic number.

It is an amenable number.

72482739864 is an abundant number, since it is smaller than the sum of its proper divisors (113143791576).

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

72482739864 is a wasteful number, since it uses less digits than its factorization.

72482739864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73661371 (or 73661367 counting only the distinct ones).

The product of its digits is 32514048, while the sum is 60.

The spelling of 72482739864 in words is "seventy-two billion, four hundred eighty-two million, seven hundred thirty-nine thousand, eight hundred sixty-four".