25634858282 has 16 divisors (see below), whose sum is σ = 42538768704. Its totient is φ = 11488092000.

The previous prime is 25634858279. The next prime is 25634858309. The reversal of 25634858282 is 28285843652.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8204219 + ... + 8207342.

It is an arithmetic number, because the mean of its divisors is an integer number (2658673044).

Almost surely, 2^25634858282 is an apocalyptic number.

25634858282 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25634858282 is a deficient number, since it is larger than the sum of its proper divisors (16903910422).

25634858282 is a wasteful number, since it uses less digits than its factorization.

25634858282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16411645.

The product of its digits is 7372800, while the sum is 53.

The spelling of 25634858282 in words is "twenty-five billion, six hundred thirty-four million, eight hundred fifty-eight thousand, two hundred eighty-two".