18674228433056 has 24 divisors (see below), whose sum is σ = 42017013974880. Its totient is φ = 8003240756928.

The previous prime is 18674228433019. The next prime is 18674228433059. The reversal of 18674228433056 is 65033482247681.

It is a junction number, because it is equal to n+sod(n) for n = 18674228432986 and 18674228433004.

It is not an unprimeable number, because it can be changed into a prime (18674228433059) 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, 41683545386 + ... + 41683545833.

It is an arithmetic number, because the mean of its divisors is an integer number (1750708915620).

Almost surely, 2^{18674228433056} is an apocalyptic number.

18674228433056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18674228433056 is an abundant number, since it is smaller than the sum of its proper divisors (23342785541824).

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

18674228433056 is an equidigital number, since it uses as much as digits as its factorization.

18674228433056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83367091236 (or 83367091228 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 59.

The spelling of 18674228433056 in words is "eighteen trillion, six hundred seventy-four billion, two hundred twenty-eight million, four hundred thirty-three thousand, fifty-six".