25411400434 has 16 divisors (see below), whose sum is σ = 43564586688. Its totient is φ = 10890053712.

The previous prime is 25411400419. The next prime is 25411400461. The reversal of 25411400434 is 43400411452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381529 + ... + 443155.

It is an arithmetic number, because the mean of its divisors is an integer number (2722786668).

Almost surely, 2^25411400434 is an apocalyptic number.

25411400434 is a deficient number, since it is larger than the sum of its proper divisors (18153186254).

25411400434 is a wasteful number, since it uses less digits than its factorization.

25411400434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91089.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 25411400434 its reverse (43400411452), we get a palindrome (68811811886).

The spelling of 25411400434 in words is "twenty-five billion, four hundred eleven million, four hundred thousand, four hundred thirty-four".