25245651126 has 32 divisors (see below), whose sum is σ = 52397267040. Its totient is φ = 8099388416.

The previous prime is 25245651077. The next prime is 25245651143. The reversal of 25245651126 is 62115654252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173691 + ... + 284006.

It is an arithmetic number, because the mean of its divisors is an integer number (1637414595).

Almost surely, 2^25245651126 is an apocalyptic number.

25245651126 is an abundant number, since it is smaller than the sum of its proper divisors (27151615914).

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

25245651126 is a wasteful number, since it uses less digits than its factorization.

25245651126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458048.

The product of its digits is 144000, while the sum is 39.

The spelling of 25245651126 in words is "twenty-five billion, two hundred forty-five million, six hundred fifty-one thousand, one hundred twenty-six".