33390421249633 has 16 divisors (see below), whose sum is σ = 40441649708160. Its totient is φ = 26912521034496.

The previous prime is 33390421249579. The next prime is 33390421249709. The reversal of 33390421249633 is 33694212409333.

It is a cyclic number.

It is not a de Polignac number, because 33390421249633 - 2²⁵ = 33390387695201 is a prime.

It is a super-2 number, since 2×33390421249633² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33390421249033) 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, 126374691 + ... + 126638632.

It is an arithmetic number, because the mean of its divisors is an integer number (2527603106760).

Almost surely, 2^{33390421249633} is an apocalyptic number.

It is an amenable number.

33390421249633 is a deficient number, since it is larger than the sum of its proper divisors (7051228458527).

33390421249633 is a wasteful number, since it uses less digits than its factorization.

33390421249633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253014456.

The product of its (nonzero) digits is 7558272, while the sum is 52.

The spelling of 33390421249633 in words is "thirty-three trillion, three hundred ninety billion, four hundred twenty-one million, two hundred forty-nine thousand, six hundred thirty-three".