202272373665 has 16 divisors (see below), whose sum is σ = 359595331200. Its totient is φ = 107878599216.

The previous prime is 202272373601. The next prime is 202272373679. The reversal of 202272373665 is 566373272202.

202272373665 is a `hidden beast` number, since 2 + 0 + 2 + 272 + 373 + 6 + 6 + 5 = 666.

It is not a de Polignac number, because 202272373665 - 2⁶ = 202272373601 is a prime.

It is a super-2 number, since 2×202272373665² (a number of 23 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 202272373665.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 749156805 + ... + 749157074.

It is an arithmetic number, because the mean of its divisors is an integer number (22474708200).

Almost surely, 2^202272373665 is an apocalyptic number.

It is an amenable number.

202272373665 is a deficient number, since it is larger than the sum of its proper divisors (157322957535).

202272373665 is a wasteful number, since it uses less digits than its factorization.

202272373665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1498313893 (or 1498313887 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 45.

The spelling of 202272373665 in words is "two hundred two billion, two hundred seventy-two million, three hundred seventy-three thousand, six hundred sixty-five".