25318376323 has 8 divisors (see below), whose sum is σ = 25359575040. Its totient is φ = 25277207880.

The previous prime is 25318376257. The next prime is 25318376339. The reversal of 25318376323 is 32367381352.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-25318376323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25318376323.

It is not an unprimeable number, because it can be changed into a prime (25318376123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2132638 + ... + 2144476.

It is an arithmetic number, because the mean of its divisors is an integer number (3169946880).

Almost surely, 2^25318376323 is an apocalyptic number.

25318376323 is a deficient number, since it is larger than the sum of its proper divisors (41198717).

25318376323 is a wasteful number, since it uses less digits than its factorization.

25318376323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15137.

The product of its digits is 544320, while the sum is 43.

The spelling of 25318376323 in words is "twenty-five billion, three hundred eighteen million, three hundred seventy-six thousand, three hundred twenty-three".