25412313343 has 4 divisors (see below), whose sum is σ = 26288600040. Its totient is φ = 24536026648.

The previous prime is 25412313331. The next prime is 25412313413. The reversal of 25412313343 is 34331321452.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25412313343 is a prime.

It is a super-3 number, since 3×25412313343³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25412343343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 438143305 + ... + 438143362.

It is an arithmetic number, because the mean of its divisors is an integer number (6572150010).

Almost surely, 2^25412313343 is an apocalyptic number.

25412313343 is a deficient number, since it is larger than the sum of its proper divisors (876286697).

25412313343 is an equidigital number, since it uses as much as digits as its factorization.

25412313343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876286696.

The product of its digits is 25920, while the sum is 31.

Adding to 25412313343 its reverse (34331321452), we get a palindrome (59743634795).

The spelling of 25412313343 in words is "twenty-five billion, four hundred twelve million, three hundred thirteen thousand, three hundred forty-three".