72533055461715 has 80 divisors (see below), whose sum is σ = 132249100896000. Its totient is φ = 38021981836608.

The previous prime is 72533055461683. The next prime is 72533055461717. The reversal of 72533055461715 is 51716455033527.

72533055461715 is a `hidden beast` number, since 7 + 2 + 5 + 3 + 3 + 0 + 5 + 5 + 4 + 617 + 15 = 666.

It is not a de Polignac number, because 72533055461715 - 2⁵ = 72533055461683 is a prime.

It is a super-2 number, since 2×72533055461715² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (72533055461717) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 137922336 + ... + 138447234.

It is an arithmetic number, because the mean of its divisors is an integer number (1653113761200).

Almost surely, 2^{72533055461715} is an apocalyptic number.

72533055461715 is a deficient number, since it is larger than the sum of its proper divisors (59716045434285).

72533055461715 is a wasteful number, since it uses less digits than its factorization.

72533055461715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530758 (or 530749 counting only the distinct ones).

The product of its (nonzero) digits is 13230000, while the sum is 54.

The spelling of 72533055461715 in words is "seventy-two trillion, five hundred thirty-three billion, fifty-five million, four hundred sixty-one thousand, seven hundred fifteen".