25476880494285 has 32 divisors (see below), whose sum is σ = 49409707628160. Its totient is φ = 12352426905600.

The previous prime is 25476880494253. The next prime is 25476880494323. The reversal of 25476880494285 is 58249408867452.

It is a happy number.

25476880494285 is a `hidden beast` number, since 2 + 54 + 7 + 6 + 8 + 8 + 0 + 494 + 2 + 85 = 666.

It is not a de Polignac number, because 25476880494285 - 2⁵ = 25476880494253 is a prime.

It is a super-2 number, since 2×25476880494285² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8578072756 + ... + 8578075725.

It is an arithmetic number, because the mean of its divisors is an integer number (1544053363380).

Almost surely, 2^{25476880494285} is an apocalyptic number.

It is an amenable number.

25476880494285 is a deficient number, since it is larger than the sum of its proper divisors (23932827133875).

25476880494285 is a wasteful number, since it uses less digits than its factorization.

25476880494285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17156148506 (or 17156148500 counting only the distinct ones).

The product of its (nonzero) digits is 1238630400, while the sum is 72.

The spelling of 25476880494285 in words is "twenty-five trillion, four hundred seventy-six billion, eight hundred eighty million, four hundred ninety-four thousand, two hundred eighty-five".