21337568667483 has 16 divisors (see below), whose sum is σ = 29408232462336. Its totient is φ = 13747237701120.

The previous prime is 21337568667383. The next prime is 21337568667491. The reversal of 21337568667483 is 38476686573312.

It is not a de Polignac number, because 21337568667483 - 2³⁰ = 21336494925659 is a prime.

It is a super-3 number, since 3×21337568667483³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (21337568667083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157728966 + ... + 157864187.

It is an arithmetic number, because the mean of its divisors is an integer number (1838014528896).

Almost surely, 2^{21337568667483} is an apocalyptic number.

21337568667483 is a deficient number, since it is larger than the sum of its proper divisors (8070663794853).

21337568667483 is a wasteful number, since it uses less digits than its factorization.

21337568667483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315593914.

The product of its digits is 731566080, while the sum is 69.

The spelling of 21337568667483 in words is "twenty-one trillion, three hundred thirty-seven billion, five hundred sixty-eight million, six hundred sixty-seven thousand, four hundred eighty-three".