25461064626 has 16 divisors (see below), whose sum is σ = 52106365344. Its totient is φ = 8289648864.

The previous prime is 25461064609. The next prime is 25461064633. The reversal of 25461064626 is 62646016452.

It is a Curzon 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, 49342891 + ... + 49343406.

It is an arithmetic number, because the mean of its divisors is an integer number (3256647834).

Almost surely, 2^25461064626 is an apocalyptic number.

25461064626 is an abundant number, since it is smaller than the sum of its proper divisors (26645300718).

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

25461064626 is a wasteful number, since it uses less digits than its factorization.

25461064626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98686345.

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 25461064626 in words is "twenty-five billion, four hundred sixty-one million, sixty-four thousand, six hundred twenty-six".