25460651453553 has 6 divisors (see below), whose sum is σ = 36776496544034. Its totient is φ = 16973767635696.

The previous prime is 25460651453527. The next prime is 25460651453563. The reversal of 25460651453553 is 35535415606452.

25460651453553 is a `hidden beast` number, since 2 + 5 + 4 + 6 + 0 + 6 + 51 + 4 + 535 + 53 = 666.

It can be written as a sum of positive squares in only one way, i.e., 25235280981729 + 225370471824 = 5023473^2 + 474732^2 .

It is not a de Polignac number, because 25460651453553 - 2¹⁰ = 25460651452529 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25460651453553.

It is not an unprimeable number, because it can be changed into a prime (25460651453563) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1414480636300 + ... + 1414480636317.

Almost surely, 2^{25460651453553} is an apocalyptic number.

It is an amenable number.

25460651453553 is a deficient number, since it is larger than the sum of its proper divisors (11315845090481).

25460651453553 is a wasteful number, since it uses less digits than its factorization.

25460651453553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828961272623 (or 2828961272620 counting only the distinct ones).

The product of its (nonzero) digits is 32400000, while the sum is 54.

The spelling of 25460651453553 in words is "twenty-five trillion, four hundred sixty billion, six hundred fifty-one million, four hundred fifty-three thousand, five hundred fifty-three".