25716610261532 has 12 divisors (see below), whose sum is σ = 45015933016656. Its totient is φ = 12854915113920.

The previous prime is 25716610261523. The next prime is 25716610261553. The reversal of 25716610261532 is 23516201661752.

It is a super-2 number, since 2×25716610261532² (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 3 ways as a sum of consecutive naturals, for example, 847487144 + ... + 847517487.

It is an arithmetic number, because the mean of its divisors is an integer number (3751327751388).

Almost surely, 2^{25716610261532} is an apocalyptic number.

It is an amenable number.

25716610261532 is a deficient number, since it is larger than the sum of its proper divisors (19299322755124).

25716610261532 is a wasteful number, since it uses less digits than its factorization.

25716610261532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695008428 (or 1695008426 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 25716610261532 in words is "twenty-five trillion, seven hundred sixteen billion, six hundred ten million, two hundred sixty-one thousand, five hundred thirty-two".