25231401422 has 8 divisors (see below), whose sum is σ = 37850839272. Its totient is φ = 12614455000.

The previous prime is 25231401413. The next prime is 25231401431. The reversal of 25231401422 is 22410413252.

It is an interprime number because it is at equal distance from previous prime (25231401413) and next prime (25231401431).

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

It is a junction number, because it is equal to n+sod(n) for n = 25231401391 and 25231401400.

It is a congruent number.

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, 597329 + ... + 638172.

It is an arithmetic number, because the mean of its divisors is an integer number (4731354909).

Almost surely, 2^25231401422 is an apocalyptic number.

25231401422 is a deficient number, since it is larger than the sum of its proper divisors (12619437850).

25231401422 is a wasteful number, since it uses less digits than its factorization.

25231401422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245714.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 25231401422 its reverse (22410413252), we get a palindrome (47641814674).

The spelling of 25231401422 in words is "twenty-five billion, two hundred thirty-one million, four hundred one thousand, four hundred twenty-two".