25510112315 has 32 divisors (see below), whose sum is σ = 32450492160. Its totient is φ = 19228074624.

The previous prime is 25510112293. The next prime is 25510112377. The reversal of 25510112315 is 51321101552.

It is a cyclic number.

It is not a de Polignac number, because 25510112315 - 2¹⁴ = 25510095931 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 713864 + ... + 748746.

It is an arithmetic number, because the mean of its divisors is an integer number (1014077880).

Almost surely, 2^25510112315 is an apocalyptic number.

25510112315 is a deficient number, since it is larger than the sum of its proper divisors (6940379845).

25510112315 is a wasteful number, since it uses less digits than its factorization.

25510112315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35051.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 25510112315 its reverse (51321101552), we get a palindrome (76831213867).

The spelling of 25510112315 in words is "twenty-five billion, five hundred ten million, one hundred twelve thousand, three hundred fifteen".