253672202772 has 18 divisors (see below), whose sum is σ = 641226957098. Its totient is φ = 84557400912.

The previous prime is 253672202747. The next prime is 253672202809. The reversal of 253672202772 is 277202276352.

253672202772 is a `hidden beast` number, since 2 + 536 + 7 + 2 + 20 + 27 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 240243101316 + 13429101456 = 490146^2 + 115884^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3523225003 + ... + 3523225074.

Almost surely, 2^253672202772 is an apocalyptic number.

It is an amenable number.

253672202772 is an abundant number, since it is smaller than the sum of its proper divisors (387554754326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253672202772 is a wasteful number, since it uses less digits than its factorization.

253672202772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7046450087 (or 7046450082 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 45.

The spelling of 253672202772 in words is "two hundred fifty-three billion, six hundred seventy-two million, two hundred two thousand, seven hundred seventy-two".