25865070063 has 64 divisors (see below), whose sum is σ = 41942384640. Its totient is φ = 13849460352.

The previous prime is 25865070059. The next prime is 25865070071. The reversal of 25865070063 is 36007056852.

It is not a de Polignac number, because 25865070063 - 2² = 25865070059 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25865069997 and 25865070024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25865070083) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23663745 + ... + 23664837.

It is an arithmetic number, because the mean of its divisors is an integer number (655349760).

Almost surely, 2^25865070063 is an apocalyptic number.

25865070063 is a deficient number, since it is larger than the sum of its proper divisors (16077314577).

25865070063 is a wasteful number, since it uses less digits than its factorization.

25865070063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1716.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 25865070063 in words is "twenty-five billion, eight hundred sixty-five million, seventy thousand, sixty-three".