25818622422482 has 16 divisors (see below), whose sum is σ = 39977346273792. Its totient is φ = 12492842924160.

The previous prime is 25818622422443. The next prime is 25818622422487. The reversal of 25818622422482 is 28422422681852.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (25818622422487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36033218 + ... + 36742754.

It is an arithmetic number, because the mean of its divisors is an integer number (2498584142112).

Almost surely, 2^{25818622422482} is an apocalyptic number.

25818622422482 is a deficient number, since it is larger than the sum of its proper divisors (14158723851310).

25818622422482 is a wasteful number, since it uses less digits than its factorization.

25818622422482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1296473.

The product of its digits is 15728640, while the sum is 56.

The spelling of 25818622422482 in words is "twenty-five trillion, eight hundred eighteen billion, six hundred twenty-two million, four hundred twenty-two thousand, four hundred eighty-two".