272722536225 has 48 divisors (see below), whose sum is σ = 522784099200. Its totient is φ = 139128010560.

The previous prime is 272722536181. The next prime is 272722536259. The reversal of 272722536225 is 522635227272.

272722536225 is a `hidden beast` number, since 2 + 72 + 7 + 22 + 536 + 2 + 25 = 666.

It is not a de Polignac number, because 272722536225 - 2¹⁰ = 272722535201 is a prime.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8767810 + ... + 8798859.

It is an arithmetic number, because the mean of its divisors is an integer number (10891335400).

Almost surely, 2^272722536225 is an apocalyptic number.

272722536225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

272722536225 is a deficient number, since it is larger than the sum of its proper divisors (250061562975).

272722536225 is a wasteful number, since it uses less digits than its factorization.

272722536225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17566711 (or 17566700 counting only the distinct ones).

The product of its digits is 1411200, while the sum is 45.

The spelling of 272722536225 in words is "two hundred seventy-two billion, seven hundred twenty-two million, five hundred thirty-six thousand, two hundred twenty-five".