72272225151 has 12 divisors (see below), whose sum is σ = 119306530512. Its totient is φ = 41298414336.

The previous prime is 72272225141. The next prime is 72272225177. The reversal of 72272225151 is 15152227227.

72272225151 is a `hidden beast` number, since 72 + 2 + 72 + 2 + 2 + 515 + 1 = 666.

It is not a de Polignac number, because 72272225151 - 2²⁷ = 72138007423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72272225141) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 573589026 + ... + 573589151.

It is an arithmetic number, because the mean of its divisors is an integer number (9942210876).

Almost surely, 2^72272225151 is an apocalyptic number.

72272225151 is a deficient number, since it is larger than the sum of its proper divisors (47034305361).

72272225151 is a wasteful number, since it uses less digits than its factorization.

72272225151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1147178190 (or 1147178187 counting only the distinct ones).

The product of its digits is 39200, while the sum is 36.

The spelling of 72272225151 in words is "seventy-two billion, two hundred seventy-two million, two hundred twenty-five thousand, one hundred fifty-one".