25255003052523 has 4 divisors (see below), whose sum is σ = 33673337403368. Its totient is φ = 16836668701680.

The previous prime is 25255003052519. The next prime is 25255003052527. The reversal of 25255003052523 is 32525030055252.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (25255003052519) and next prime (25255003052527).

It is not a de Polignac number, because 25255003052523 - 2² = 25255003052519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25255003052527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4209167175418 + ... + 4209167175423.

It is an arithmetic number, because the mean of its divisors is an integer number (8418334350842).

Almost surely, 2^{25255003052523} is an apocalyptic number.

25255003052523 is a deficient number, since it is larger than the sum of its proper divisors (8418334350845).

25255003052523 is an equidigital number, since it uses as much as digits as its factorization.

25255003052523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8418334350844.

The product of its (nonzero) digits is 450000, while the sum is 39.

The spelling of 25255003052523 in words is "twenty-five trillion, two hundred fifty-five billion, three million, fifty-two thousand, five hundred twenty-three".