18488801325422 has 4 divisors (see below), whose sum is σ = 27733201988136. Its totient is φ = 9244400662710.

The previous prime is 18488801325391. The next prime is 18488801325443. The reversal of 18488801325422 is 22452310888481.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4622200331354 + ... + 4622200331357.

It is an arithmetic number, because the mean of its divisors is an integer number (6933300497034).

Almost surely, 2^{18488801325422} is an apocalyptic number.

18488801325422 is a deficient number, since it is larger than the sum of its proper divisors (9244400662714).

18488801325422 is an equidigital number, since it uses as much as digits as its factorization.

18488801325422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9244400662713.

The product of its (nonzero) digits is 7864320, while the sum is 56.

The spelling of 18488801325422 in words is "eighteen trillion, four hundred eighty-eight billion, eight hundred one million, three hundred twenty-five thousand, four hundred twenty-two".