25425235270 has 16 divisors (see below), whose sum is σ = 45768392928. Its totient is φ = 10169434240.

The previous prime is 25425235243. The next prime is 25425235307. The reversal of 25425235270 is 7253252452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98190 + ... + 245950.

It is an arithmetic number, because the mean of its divisors is an integer number (2860524558).

Almost surely, 2^25425235270 is an apocalyptic number.

25425235270 is a deficient number, since it is larger than the sum of its proper divisors (20343157658).

25425235270 is a wasteful number, since it uses less digits than its factorization.

25425235270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164975.

The product of its (nonzero) digits is 168000, while the sum is 37.

The spelling of 25425235270 in words is "twenty-five billion, four hundred twenty-five million, two hundred thirty-five thousand, two hundred seventy".