18033843496 has 64 divisors (see below), whose sum is σ = 35878752000. Its totient is φ = 8480153088.

The previous prime is 18033843469. The next prime is 18033843511. The reversal of 18033843496 is 69434833081.

It is a super-2 number, since 2×18033843496² (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 15 ways as a sum of consecutive naturals, for example, 4685845 + ... + 4689691.

It is an arithmetic number, because the mean of its divisors is an integer number (560605500).

Almost surely, 2^18033843496 is an apocalyptic number.

It is an amenable number.

18033843496 is a deficient number, since it is larger than the sum of its proper divisors (17844908504).

18033843496 is a wasteful number, since it uses less digits than its factorization.

18033843496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4298 (or 4294 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 18033843496 in words is "eighteen billion, thirty-three million, eight hundred forty-three thousand, four hundred ninety-six".