25434025414 has 16 divisors (see below), whose sum is σ = 46165962528. Its totient is φ = 10259102592.

The previous prime is 25434025387. The next prime is 25434025417. The reversal of 25434025414 is 41452043452.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 25434025414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25434025417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53432589 + ... + 53433064.

It is an arithmetic number, because the mean of its divisors is an integer number (2885372658).

Almost surely, 2^25434025414 is an apocalyptic number.

25434025414 is a deficient number, since it is larger than the sum of its proper divisors (20731937114).

25434025414 is a wasteful number, since it uses less digits than its factorization.

25434025414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106865679.

The product of its (nonzero) digits is 76800, while the sum is 34.

Adding to 25434025414 its reverse (41452043452), we get a palindrome (66886068866).

The spelling of 25434025414 in words is "twenty-five billion, four hundred thirty-four million, twenty-five thousand, four hundred fourteen".