272206605256 has 16 divisors (see below), whose sum is σ = 527986950300. Its totient is φ = 131410085184.

The previous prime is 272206605247. The next prime is 272206605263. The reversal of 272206605256 is 652506602272.

It can be written as a sum of positive squares in 2 ways, for example, as 242522761156 + 29683844100 = 492466^2 + 172290^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 586651935 + ... + 586652398.

Almost surely, 2^272206605256 is an apocalyptic number.

It is an amenable number.

272206605256 is a deficient number, since it is larger than the sum of its proper divisors (255780345044).

272206605256 is a wasteful number, since it uses less digits than its factorization.

272206605256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173304368 (or 1173304364 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 272206605256 in words is "two hundred seventy-two billion, two hundred six million, six hundred five thousand, two hundred fifty-six".