254444632725 has 96 divisors (see below), whose sum is σ = 445347745920. Its totient is φ = 127831080960.

The previous prime is 254444632709. The next prime is 254444632733. The reversal of 254444632725 is 527236444452.

It is not a de Polignac number, because 254444632725 - 2⁴ = 254444632709 is a prime.

It is a super-2 number, since 2×254444632725² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 298293399 + ... + 298294251.

It is an arithmetic number, because the mean of its divisors is an integer number (4639039020).

Almost surely, 2^254444632725 is an apocalyptic number.

254444632725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

254444632725 is a deficient number, since it is larger than the sum of its proper divisors (190903113195).

254444632725 is a wasteful number, since it uses less digits than its factorization.

254444632725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831 (or 1826 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 48.

The spelling of 254444632725 in words is "two hundred fifty-four billion, four hundred forty-four million, six hundred thirty-two thousand, seven hundred twenty-five".