25842691258 has 8 divisors (see below), whose sum is σ = 39231073728. Its totient is φ = 12765666684.

The previous prime is 25842691249. The next prime is 25842691261. The reversal of 25842691258 is 85219624852.

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, 77839266 + ... + 77839597.

It is an arithmetic number, because the mean of its divisors is an integer number (4903884216).

Almost surely, 2^25842691258 is an apocalyptic number.

25842691258 is a deficient number, since it is larger than the sum of its proper divisors (13388382470).

25842691258 is a wasteful number, since it uses less digits than its factorization.

25842691258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155678948.

The product of its digits is 2764800, while the sum is 52.

The spelling of 25842691258 in words is "twenty-five billion, eight hundred forty-two million, six hundred ninety-one thousand, two hundred fifty-eight".