25252526106 has 24 divisors (see below), whose sum is σ = 54940844244. Its totient is φ = 8382579840.

The previous prime is 25252526017. The next prime is 25252526113. The reversal of 25252526106 is 60162525252.

25252526106 is a `hidden beast` number, since 2 + 5 + 2 + 525 + 26 + 106 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 20088810225 + 5163715881 = 141735^2 + 71859^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2906281 + ... + 2914956.

Almost surely, 2^25252526106 is an apocalyptic number.

25252526106 is an abundant number, since it is smaller than the sum of its proper divisors (29688318138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25252526106 is a wasteful number, since it uses less digits than its factorization.

25252526106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5821486 (or 5821483 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

It can be divided in two parts, 252525 and 26106, that added together give a triangular number (278631 = T₇₄₆).

The spelling of 25252526106 in words is "twenty-five billion, two hundred fifty-two million, five hundred twenty-six thousand, one hundred six".