253922557025 has 24 divisors (see below), whose sum is σ = 330027210240. Its totient is φ = 193434531840.

The previous prime is 253922556997. The next prime is 253922557043. The reversal of 253922557025 is 520755229352.

It is not a de Polignac number, because 253922557025 - 2²² = 253918362721 is a prime.

It is a super-2 number, since 2×253922557025² (a number of 24 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 861920 + ... + 1118369.

It is an arithmetic number, because the mean of its divisors is an integer number (13751133760).

Almost surely, 2^253922557025 is an apocalyptic number.

253922557025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

253922557025 is a deficient number, since it is larger than the sum of its proper divisors (76104653215).

253922557025 is a wasteful number, since it uses less digits than its factorization.

253922557025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1980545 (or 1980540 counting only the distinct ones).

The product of its (nonzero) digits is 1890000, while the sum is 47.

The spelling of 253922557025 in words is "two hundred fifty-three billion, nine hundred twenty-two million, five hundred fifty-seven thousand, twenty-five".