25323505259 has 8 divisors (see below), whose sum is σ = 27600040272. Its totient is φ = 23093909280.

The previous prime is 25323505247. The next prime is 25323505267. The reversal of 25323505259 is 95250532352.

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

It is not a de Polignac number, because 25323505259 - 2⁴ = 25323505243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25323505219) 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, 11733632 + ... + 11735789.

It is an arithmetic number, because the mean of its divisors is an integer number (3450005034).

Almost surely, 2^25323505259 is an apocalyptic number.

25323505259 is a deficient number, since it is larger than the sum of its proper divisors (2276535013).

25323505259 is a wasteful number, since it uses less digits than its factorization.

25323505259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23469517.

The product of its (nonzero) digits is 405000, while the sum is 41.

The spelling of 25323505259 in words is "twenty-five billion, three hundred twenty-three million, five hundred five thousand, two hundred fifty-nine".