25700466711065 has 16 divisors (see below), whose sum is σ = 31133520866448. Its totient is φ = 20365300494336.

The previous prime is 25700466711043. The next prime is 25700466711083. The reversal of 25700466711065 is 56011766400752.

It can be written as a sum of positive squares in 8 ways, for example, as 10361619788809 + 15338846922256 = 3218947^2 + 3916484^2 .

It is a cyclic number.

It is not a de Polignac number, because 25700466711065 - 2⁶ = 25700466711001 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13767614 + ... + 15522503.

It is an arithmetic number, because the mean of its divisors is an integer number (1945845054153).

Almost surely, 2^{25700466711065} is an apocalyptic number.

It is an amenable number.

25700466711065 is a deficient number, since it is larger than the sum of its proper divisors (5433054155383).

25700466711065 is a wasteful number, since it uses less digits than its factorization.

25700466711065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29291788.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 25700466711065 in words is "twenty-five trillion, seven hundred billion, four hundred sixty-six million, seven hundred eleven thousand, sixty-five".