18346508924222 has 4 divisors (see below), whose sum is σ = 27519763386336. Its totient is φ = 9173254462110.

The previous prime is 18346508924189. The next prime is 18346508924291. The reversal of 18346508924222 is 22242980564381.

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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4586627231054 + ... + 4586627231057.

It is an arithmetic number, because the mean of its divisors is an integer number (6879940846584).

Almost surely, 2^{18346508924222} is an apocalyptic number.

18346508924222 is a deficient number, since it is larger than the sum of its proper divisors (9173254462114).

18346508924222 is an equidigital number, since it uses as much as digits as its factorization.

18346508924222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9173254462113.

The product of its (nonzero) digits is 13271040, while the sum is 56.

The spelling of 18346508924222 in words is "eighteen trillion, three hundred forty-six billion, five hundred eight million, nine hundred twenty-four thousand, two hundred twenty-two".