25343122134351 has 48 divisors (see below), whose sum is σ = 39567634047744. Its totient is φ = 14134064378112.

The previous prime is 25343122134299. The next prime is 25343122134377. The reversal of 25343122134351 is 15343122134352.

It is a happy number.

It is not a de Polignac number, because 25343122134351 - 2¹⁴ = 25343122117967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25343122234351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50109600 + ... + 50612826.

It is an arithmetic number, because the mean of its divisors is an integer number (824325709328).

Almost surely, 2^{25343122134351} is an apocalyptic number.

25343122134351 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

25343122134351 is a deficient number, since it is larger than the sum of its proper divisors (14224511913393).

25343122134351 is a wasteful number, since it uses less digits than its factorization.

25343122134351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504620 (or 504577 counting only the distinct ones).

The product of its digits is 259200, while the sum is 39.

Subtracting from 25343122134351 its reverse (15343122134352), we obtain a palindrome (9999999999999).

The spelling of 25343122134351 in words is "twenty-five trillion, three hundred forty-three billion, one hundred twenty-two million, one hundred thirty-four thousand, three hundred fifty-one".