203252256725 has 48 divisors (see below), whose sum is σ = 289264343040. Its totient is φ = 138780561600.

The previous prime is 203252256709. The next prime is 203252256733. The reversal of 203252256725 is 527652252302.

It is not a de Polignac number, because 203252256725 - 2⁴ = 203252256709 is a prime.

It is a super-2 number, since 2×203252256725² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 51703010 + ... + 51706940.

It is an arithmetic number, because the mean of its divisors is an integer number (6026340480).

Almost surely, 2^203252256725 is an apocalyptic number.

203252256725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

203252256725 is a deficient number, since it is larger than the sum of its proper divisors (86012086315).

203252256725 is a wasteful number, since it uses less digits than its factorization.

203252256725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5130 (or 5125 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 41.

The spelling of 203252256725 in words is "two hundred three billion, two hundred fifty-two million, two hundred fifty-six thousand, seven hundred twenty-five".