18223503141832 has 16 divisors (see below), whose sum is σ = 34171388146800. Its totient is φ = 9111132969360.

The previous prime is 18223503141751. The next prime is 18223503141839. The reversal of 18223503141832 is 23814130532281.

It is not an unprimeable number, because it can be changed into a prime (18223503141839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77199982 + ... + 77435677.

It is an arithmetic number, because the mean of its divisors is an integer number (2135711759175).

Almost surely, 2^{18223503141832} is an apocalyptic number.

It is an amenable number.

18223503141832 is a deficient number, since it is larger than the sum of its proper divisors (15947885004968).

18223503141832 is a wasteful number, since it uses less digits than its factorization.

18223503141832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154650396 (or 154650392 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 43.

The spelling of 18223503141832 in words is "eighteen trillion, two hundred twenty-three billion, five hundred three million, one hundred forty-one thousand, eight hundred thirty-two".