25710651441 has 12 divisors (see below), whose sum is σ = 37291708740. Its totient is φ = 17069310720.

The previous prime is 25710651433. The next prime is 25710651479. The reversal of 25710651441 is 14415601752.

It can be written as a sum of positive squares in 2 ways, for example, as 13284867600 + 12425783841 = 115260^2 + 111471^2 .

It is not a de Polignac number, because 25710651441 - 2³ = 25710651433 is a prime.

It is a super-2 number, since 2×25710651441² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25710651396 and 25710651405.

It is not an unprimeable number, because it can be changed into a prime (25710611441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5924676 + ... + 5929013.

It is an arithmetic number, because the mean of its divisors is an integer number (3107642395).

Almost surely, 2^25710651441 is an apocalyptic number.

It is an amenable number.

25710651441 is a deficient number, since it is larger than the sum of its proper divisors (11581057299).

25710651441 is a wasteful number, since it uses less digits than its factorization.

25710651441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11853936 (or 11853933 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 25710651441 in words is "twenty-five billion, seven hundred ten million, six hundred fifty-one thousand, four hundred forty-one".