25522354755 has 12 divisors (see below), whose sum is σ = 44238748320. Its totient is φ = 13611922512.

The previous prime is 25522354747. The next prime is 25522354769. The reversal of 25522354755 is 55745322552.

25522354755 is a `hidden beast` number, since 2 + 5 + 52 + 2 + 3 + 547 + 55 = 666.

It is not a de Polignac number, because 25522354755 - 2³ = 25522354747 is a prime.

It is a super-2 number, since 2×25522354755² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 567163439 = 25522354755 / (2 + 5 + 5 + 2 + 2 + 3 + 5 + 4 + 7 + 5 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 25522354755.

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, 283581675 + ... + 283581764.

It is an arithmetic number, because the mean of its divisors is an integer number (3686562360).

Almost surely, 2^25522354755 is an apocalyptic number.

25522354755 is a deficient number, since it is larger than the sum of its proper divisors (18716393565).

25522354755 is a wasteful number, since it uses less digits than its factorization.

25522354755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567163450 (or 567163447 counting only the distinct ones).

The product of its digits is 2100000, while the sum is 45.

The spelling of 25522354755 in words is "twenty-five billion, five hundred twenty-two million, three hundred fifty-four thousand, seven hundred fifty-five".