25775763213 has 16 divisors (see below), whose sum is σ = 35693144640. Its totient is φ = 16531549056.

The previous prime is 25775763203. The next prime is 25775763227. The reversal of 25775763213 is 31236757752.

It is not a de Polignac number, because 25775763213 - 2⁴ = 25775763197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25775763203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1294695 + ... + 1314452.

It is an arithmetic number, because the mean of its divisors is an integer number (2230821540).

Almost surely, 2^25775763213 is an apocalyptic number.

It is an amenable number.

25775763213 is a deficient number, since it is larger than the sum of its proper divisors (9917381427).

25775763213 is a wasteful number, since it uses less digits than its factorization.

25775763213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2609276.

The product of its digits is 1852200, while the sum is 48.

The spelling of 25775763213 in words is "twenty-five billion, seven hundred seventy-five million, seven hundred sixty-three thousand, two hundred thirteen".