72267516652 has 24 divisors (see below), whose sum is σ = 133345961840. Its totient is φ = 34175001600.

The previous prime is 72267516619. The next prime is 72267516653. The reversal of 72267516652 is 25661576227.

It is a junction number, because it is equal to n+sod(n) for n = 72267516596 and 72267516605.

It is not an unprimeable number, because it can be changed into a prime (72267516653) 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, 745413 + ... + 836764.

Almost surely, 2^72267516652 is an apocalyptic number.

It is an amenable number.

72267516652 is a deficient number, since it is larger than the sum of its proper divisors (61078445188).

72267516652 is a wasteful number, since it uses less digits than its factorization.

72267516652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582801 (or 1582799 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 49.

The spelling of 72267516652 in words is "seventy-two billion, two hundred sixty-seven million, five hundred sixteen thousand, six hundred fifty-two".