25500022175 has 12 divisors (see below), whose sum is σ = 31630657056. Its totient is φ = 20393160000.

The previous prime is 25500022159. The next prime is 25500022217. The reversal of 25500022175 is 57122000552.

It is not a de Polignac number, because 25500022175 - 2⁴ = 25500022159 is a prime.

It is a super-2 number, since 2×25500022175² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94919 + ... + 244968.

It is an arithmetic number, because the mean of its divisors is an integer number (2635888088).

Almost surely, 2^25500022175 is an apocalyptic number.

25500022175 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25500022175 is a deficient number, since it is larger than the sum of its proper divisors (6130634881).

25500022175 is a wasteful number, since it uses less digits than its factorization.

25500022175 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342898 (or 342893 counting only the distinct ones).

The product of its (nonzero) digits is 7000, while the sum is 29.

The spelling of 25500022175 in words is "twenty-five billion, five hundred million, twenty-two thousand, one hundred seventy-five".