18336826896 has 20 divisors (see below), whose sum is σ = 47370136272. Its totient is φ = 6112275616.

The previous prime is 18336826883. The next prime is 18336826903. The reversal of 18336826896 is 69862863381.

It is a happy number.

It is a super-2 number, since 2×18336826896² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191008566 + ... + 191008661.

Almost surely, 2^18336826896 is an apocalyptic number.

18336826896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18336826896 is an abundant number, since it is smaller than the sum of its proper divisors (29033309376).

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

18336826896 is a wasteful number, since it uses less digits than its factorization.

18336826896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382017238 (or 382017232 counting only the distinct ones).

The product of its digits is 17915904, while the sum is 60.

The spelling of 18336826896 in words is "eighteen billion, three hundred thirty-six million, eight hundred twenty-six thousand, eight hundred ninety-six".