25352435254 has 4 divisors (see below), whose sum is σ = 38028652884. Its totient is φ = 12676217626.

The previous prime is 25352435237. The next prime is 25352435267. The reversal of 25352435254 is 45253425352.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6338108812 + ... + 6338108815.

It is an arithmetic number, because the mean of its divisors is an integer number (9507163221).

Almost surely, 2^25352435254 is an apocalyptic number.

25352435254 is a deficient number, since it is larger than the sum of its proper divisors (12676217630).

25352435254 is a wasteful number, since it uses less digits than its factorization.

25352435254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12676217629.

The product of its digits is 720000, while the sum is 40.

The spelling of 25352435254 in words is "twenty-five billion, three hundred fifty-two million, four hundred thirty-five thousand, two hundred fifty-four".