203252256272 has 80 divisors (see below), whose sum is σ = 428107182720. Its totient is φ = 92924015616.

The previous prime is 203252256227. The next prime is 203252256281. The reversal of 203252256272 is 272652252302.

It is a super-2 number, since 2×203252256272² (a number of 23 digits) contains 22 as substring.

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, 13205093 + ... + 13220475.

It is an arithmetic number, because the mean of its divisors is an integer number (5351339784).

Almost surely, 2^203252256272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203252256272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214053591360).

203252256272 is an abundant number, since it is smaller than the sum of its proper divisors (224854926448).

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

203252256272 is a wasteful number, since it uses less digits than its factorization.

203252256272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16000 (or 15994 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

The spelling of 203252256272 in words is "two hundred three billion, two hundred fifty-two million, two hundred fifty-six thousand, two hundred seventy-two".