18038199962004 has 48 divisors (see below), whose sum is σ = 43262670902976. Its totient is φ = 5845355712000.

The previous prime is 18038199961993. The next prime is 18038199962059. The reversal of 18038199962004 is 40026999183081.

It is a super-2 number, since 2×18038199962004² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 16380402 + ... + 17446889.

It is an arithmetic number, because the mean of its divisors is an integer number (901305643812).

Almost surely, 2^{18038199962004} is an apocalyptic number.

It is an amenable number.

18038199962004 is an abundant number, since it is smaller than the sum of its proper divisors (25224470940972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18038199962004 is a wasteful number, since it uses less digits than its factorization.

18038199962004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33828536 (or 33828534 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 60.

The spelling of 18038199962004 in words is "eighteen trillion, thirty-eight billion, one hundred ninety-nine million, nine hundred sixty-two thousand, four".