25350014434 has 16 divisors (see below), whose sum is σ = 40193827200. Its totient is φ = 11957655024.

The previous prime is 25350014419. The next prime is 25350014467. The reversal of 25350014434 is 43441005352.

It is a junction number, because it is equal to n+sod(n) for n = 25350014396 and 25350014405.

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, 1386537 + ... + 1404700.

It is an arithmetic number, because the mean of its divisors is an integer number (2512114200).

Almost surely, 2^25350014434 is an apocalyptic number.

25350014434 is a deficient number, since it is larger than the sum of its proper divisors (14843812766).

25350014434 is a wasteful number, since it uses less digits than its factorization.

25350014434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791497.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 25350014434 its reverse (43441005352), we get a palindrome (68791019786).

The spelling of 25350014434 in words is "twenty-five billion, three hundred fifty million, fourteen thousand, four hundred thirty-four".