25653761431442 has 8 divisors (see below), whose sum is σ = 38487296261376. Its totient is φ = 12824662677652.

The previous prime is 25653761431439. The next prime is 25653761431457. The reversal of 25653761431442 is 24413416735652.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-5 number, since 5×25653761431442⁵ (a number of 68 digits) contains 55555 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1109004578 + ... + 1109027709.

It is an arithmetic number, because the mean of its divisors is an integer number (4810912032672).

Almost surely, 2^{25653761431442} is an apocalyptic number.

25653761431442 is a deficient number, since it is larger than the sum of its proper divisors (12833534829934).

25653761431442 is a wasteful number, since it uses less digits than its factorization.

25653761431442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2218038072.

The product of its digits is 14515200, while the sum is 53.

The spelling of 25653761431442 in words is "twenty-five trillion, six hundred fifty-three billion, seven hundred sixty-one million, four hundred thirty-one thousand, four hundred forty-two".