25314363431 has 12 divisors (see below), whose sum is σ = 30243251472. Its totient is φ = 20754630336.

The previous prime is 25314363427. The next prime is 25314363449. The reversal of 25314363431 is 13436341352.

It is not a de Polignac number, because 25314363431 - 2² = 25314363427 is a prime.

It is a super-2 number, since 2×25314363431² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25314363391 and 25314363400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25314363421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3414386 + ... + 3421791.

It is an arithmetic number, because the mean of its divisors is an integer number (2520270956).

Almost surely, 2^25314363431 is an apocalyptic number.

25314363431 is a deficient number, since it is larger than the sum of its proper divisors (4928888041).

25314363431 is an equidigital number, since it uses as much as digits as its factorization.

25314363431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6836230 (or 6836207 counting only the distinct ones).

The product of its digits is 77760, while the sum is 35.

The spelling of 25314363431 in words is "twenty-five billion, three hundred fourteen million, three hundred sixty-three thousand, four hundred thirty-one".