253355211372 has 12 divisors (see below), whose sum is σ = 591162159896. Its totient is φ = 84451737120.

The previous prime is 253355211349. The next prime is 253355211383. The reversal of 253355211372 is 273112553352.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 253355211372.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10556467129 + ... + 10556467152.

Almost surely, 2^253355211372 is an apocalyptic number.

It is an amenable number.

253355211372 is an abundant number, since it is smaller than the sum of its proper divisors (337806948524).

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

253355211372 is a wasteful number, since it uses less digits than its factorization.

253355211372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21112934288 (or 21112934286 counting only the distinct ones).

The product of its digits is 189000, while the sum is 39.

The spelling of 253355211372 in words is "two hundred fifty-three billion, three hundred fifty-five million, two hundred eleven thousand, three hundred seventy-two".