25323438351 has 8 divisors (see below), whose sum is σ = 33905859840. Its totient is φ = 16811654552.

The previous prime is 25323438347. The next prime is 25323438383. The reversal of 25323438351 is 15383432352.

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

It is a cyclic number.

It is not a de Polignac number, because 25323438351 - 2² = 25323438347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25323438331) 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, 17658585 + ... + 17660018.

It is an arithmetic number, because the mean of its divisors is an integer number (4238232480).

Almost surely, 2^25323438351 is an apocalyptic number.

25323438351 is a deficient number, since it is larger than the sum of its proper divisors (8582421489).

25323438351 is a wasteful number, since it uses less digits than its factorization.

25323438351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35318845.

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

The spelling of 25323438351 in words is "twenty-five billion, three hundred twenty-three million, four hundred thirty-eight thousand, three hundred fifty-one".