33873113813 has 12 divisors (see below), whose sum is σ = 42985547712. Its totient is φ = 26394633720.

The previous prime is 33873113801. The next prime is 33873113851. The reversal of 33873113813 is 31831137833.

It is not a de Polignac number, because 33873113813 - 2¹² = 33873109717 is a prime.

It is a super-2 number, since 2×33873113813² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33873163813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31421645 + ... + 31422722.

It is an arithmetic number, because the mean of its divisors is an integer number (3582128976).

Almost surely, 2^33873113813 is an apocalyptic number.

It is an amenable number.

33873113813 is a deficient number, since it is larger than the sum of its proper divisors (9112433899).

33873113813 is a wasteful number, since it uses less digits than its factorization.

33873113813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62844392 (or 62844385 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The spelling of 33873113813 in words is "thirty-three billion, eight hundred seventy-three million, one hundred thirteen thousand, eight hundred thirteen".