25223245255 has 8 divisors (see below), whose sum is σ = 32596193952. Its totient is φ = 18626396448.

The previous prime is 25223245231. The next prime is 25223245277. The reversal of 25223245255 is 55254232252.

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 25223245255 - 2⁷ = 25223245127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 194024899 + ... + 194025028.

It is an arithmetic number, because the mean of its divisors is an integer number (4074524244).

Almost surely, 2^25223245255 is an apocalyptic number.

25223245255 is a deficient number, since it is larger than the sum of its proper divisors (7372948697).

25223245255 is a wasteful number, since it uses less digits than its factorization.

25223245255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388049945.

The product of its digits is 240000, while the sum is 37.

The spelling of 25223245255 in words is "twenty-five billion, two hundred twenty-three million, two hundred forty-five thousand, two hundred fifty-five".