18165473359358 has 16 divisors (see below), whose sum is σ = 30059939031696. Its totient is φ = 8179575245760.

The previous prime is 18165473359331. The next prime is 18165473359403. The reversal of 18165473359358 is 85395337456181.

It is a congruent number.

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, 8520389816 + ... + 8520391947.

It is an arithmetic number, because the mean of its divisors is an integer number (1878746189481).

Almost surely, 2^{18165473359358} is an apocalyptic number.

18165473359358 is a deficient number, since it is larger than the sum of its proper divisors (11894465672338).

18165473359358 is a wasteful number, since it uses less digits than its factorization.

18165473359358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17040781819.

The product of its digits is 326592000, while the sum is 68.

The spelling of 18165473359358 in words is "eighteen trillion, one hundred sixty-five billion, four hundred seventy-three million, three hundred fifty-nine thousand, three hundred fifty-eight".