25226654882 has 32 divisors (see below), whose sum is σ = 46795129920. Its totient is φ = 10027523520.

The previous prime is 25226654881. The next prime is 25226654989. The reversal of 25226654882 is 28845662252.

It is a self number, because there is not a number n which added to its sum of digits gives 25226654882.

It is not an unprimeable number, because it can be changed into a prime (25226654881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2315753 + ... + 2326620.

It is an arithmetic number, because the mean of its divisors is an integer number (1462347810).

Almost surely, 2^25226654882 is an apocalyptic number.

25226654882 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25226654882 is a deficient number, since it is larger than the sum of its proper divisors (21568475038).

25226654882 is a wasteful number, since it uses less digits than its factorization.

25226654882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4642418.

The product of its digits is 3686400, while the sum is 50.

The spelling of 25226654882 in words is "twenty-five billion, two hundred twenty-six million, six hundred fifty-four thousand, eight hundred eighty-two".