25292455768 has 16 divisors (see below), whose sum is σ = 47425279680. Its totient is φ = 12645714528.

The previous prime is 25292455759. The next prime is 25292455787. The reversal of 25292455768 is 86755429252.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218430 + ... + 313522.

It is an arithmetic number, because the mean of its divisors is an integer number (2964079980).

Almost surely, 2^25292455768 is an apocalyptic number.

It is an amenable number.

25292455768 is a deficient number, since it is larger than the sum of its proper divisors (22132823912).

25292455768 is a wasteful number, since it uses less digits than its factorization.

25292455768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128346 (or 128342 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 55.

The spelling of 25292455768 in words is "twenty-five billion, two hundred ninety-two million, four hundred fifty-five thousand, seven hundred sixty-eight".