25682476425 has 24 divisors (see below), whose sum is σ = 42600044256. Its totient is φ = 13652691840.

The previous prime is 25682476409. The next prime is 25682476451. The reversal of 25682476425 is 52467428652.

It is not a de Polignac number, because 25682476425 - 2⁴ = 25682476409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 534684 + ... + 580733.

It is an arithmetic number, because the mean of its divisors is an integer number (1775001844).

Almost surely, 2^25682476425 is an apocalyptic number.

25682476425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

25682476425 is a deficient number, since it is larger than the sum of its proper divisors (16917567831).

25682476425 is a wasteful number, since it uses less digits than its factorization.

25682476425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115737 (or 1115732 counting only the distinct ones).

The product of its digits is 6451200, while the sum is 51.

The spelling of 25682476425 in words is "twenty-five billion, six hundred eighty-two million, four hundred seventy-six thousand, four hundred twenty-five".