25126650628 has 12 divisors (see below), whose sum is σ = 44133897472. Its totient is φ = 12516965640.

The previous prime is 25126650623. The next prime is 25126650629. The reversal of 25126650628 is 82605662152.

It is not an unprimeable number, because it can be changed into a prime (25126650623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11588700 + ... + 11590867.

Almost surely, 2^25126650628 is an apocalyptic number.

It is an amenable number.

25126650628 is a deficient number, since it is larger than the sum of its proper divisors (19007246844).

25126650628 is a wasteful number, since it uses less digits than its factorization.

25126650628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23179842 (or 23179840 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 43.

The spelling of 25126650628 in words is "twenty-five billion, one hundred twenty-six million, six hundred fifty thousand, six hundred twenty-eight".