25249992058 has 8 divisors (see below), whose sum is σ = 37907840628. Its totient is φ = 12614045184.

The previous prime is 25249992011. The next prime is 25249992073. The reversal of 25249992058 is 85029994252.

It can be written as a sum of positive squares in 2 ways, for example, as 24477541209 + 772450849 = 156453^2 + 27793^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5472541 + ... + 5477152.

Almost surely, 2^25249992058 is an apocalyptic number.

25249992058 is a deficient number, since it is larger than the sum of its proper divisors (12657848570).

25249992058 is a wasteful number, since it uses less digits than its factorization.

25249992058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10950848.

The product of its (nonzero) digits is 4665600, while the sum is 55.

The spelling of 25249992058 in words is "twenty-five billion, two hundred forty-nine million, nine hundred ninety-two thousand, fifty-eight".