72336254625 has 24 divisors (see below), whose sum is σ = 130398157032. Its totient is φ = 38579335200.

The previous prime is 72336254621. The next prime is 72336254677. The reversal of 72336254625 is 52645263327.

72336254625 is a `hidden beast` number, since 7 + 2 + 336 + 254 + 62 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 811566144 + 71524688481 = 28488^2 + 267441^2 .

It is not a de Polignac number, because 72336254625 - 2² = 72336254621 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (72336254621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32148322 + ... + 32150571.

It is an arithmetic number, because the mean of its divisors is an integer number (5433256543).

Almost surely, 2^72336254625 is an apocalyptic number.

72336254625 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

72336254625 is a deficient number, since it is larger than the sum of its proper divisors (58061902407).

72336254625 is a wasteful number, since it uses less digits than its factorization.

72336254625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64298914 (or 64298901 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 45.

The spelling of 72336254625 in words is "seventy-two billion, three hundred thirty-six million, two hundred fifty-four thousand, six hundred twenty-five".