18333340365050 has 24 divisors (see below), whose sum is σ = 34931720718972. Its totient is φ = 7154474288000.

The previous prime is 18333340365013. The next prime is 18333340365079. The reversal of 18333340365050 is 5056304333381.

It can be written as a sum of positive squares in 6 ways, for example, as 1199395138561 + 17133945226489 = 1095169^2 + 4139317^2 .

It is a super-2 number, since 2×18333340365050² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 18333340364992 and 18333340365010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4471544381 + ... + 4471548480.

Almost surely, 2^{18333340365050} is an apocalyptic number.

18333340365050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18333340365050 is a deficient number, since it is larger than the sum of its proper divisors (16598380353922).

18333340365050 is a wasteful number, since it uses less digits than its factorization.

18333340365050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8943092914 (or 8943092909 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 44.

The spelling of 18333340365050 in words is "eighteen trillion, three hundred thirty-three billion, three hundred forty million, three hundred sixty-five thousand, fifty".