25140096523 has 4 divisors (see below), whose sum is σ = 25294330408. Its totient is φ = 24985862640.

The previous prime is 25140096463. The next prime is 25140096533. The reversal of 25140096523 is 32569004152.

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

It is a cyclic number.

It is not a de Polignac number, because 25140096523 - 2⁹ = 25140096011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25140096533) 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, 77116698 + ... + 77117023.

It is an arithmetic number, because the mean of its divisors is an integer number (6323582602).

Almost surely, 2^25140096523 is an apocalyptic number.

25140096523 is a deficient number, since it is larger than the sum of its proper divisors (154233885).

25140096523 is a wasteful number, since it uses less digits than its factorization.

25140096523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154233884.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 25140096523 in words is "twenty-five billion, one hundred forty million, ninety-six thousand, five hundred twenty-three".