25325431410 has 16 divisors (see below), whose sum is σ = 60781035456. Its totient is φ = 6753448368.

The previous prime is 25325431387. The next prime is 25325431429. The reversal of 25325431410 is 1413452352.

It is a super-2 number, since 2×25325431410² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 844181047 = 25325431410 / (2 + 5 + 3 + 2 + 5 + 4 + 3 + 1 + 4 + 1 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 422090494 + ... + 422090553.

It is an arithmetic number, because the mean of its divisors is an integer number (3798814716).

Almost surely, 2^25325431410 is an apocalyptic number.

25325431410 is an abundant number, since it is smaller than the sum of its proper divisors (35455604046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25325431410 is a wasteful number, since it uses less digits than its factorization.

25325431410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844181057.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 25325431410 its reverse (1413452352), we get a palindrome (26738883762).

The spelling of 25325431410 in words is "twenty-five billion, three hundred twenty-five million, four hundred thirty-one thousand, four hundred ten".