33979813443199 has 24 divisors (see below), whose sum is σ = 37695983925600. Its totient is φ = 30597837903360.

The previous prime is 33979813443197. The next prime is 33979813443221. The reversal of 33979813443199 is 99134431897933.

It is not a de Polignac number, because 33979813443199 - 2¹ = 33979813443197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33979813443197) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69107382 + ... + 69597340.

It is an arithmetic number, because the mean of its divisors is an integer number (1570665996900).

Almost surely, 2^{33979813443199} is an apocalyptic number.

33979813443199 is a deficient number, since it is larger than the sum of its proper divisors (3716170482401).

33979813443199 is a wasteful number, since it uses less digits than its factorization.

33979813443199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500035 (or 500022 counting only the distinct ones).

The product of its digits is 476171136, while the sum is 73.

The spelling of 33979813443199 in words is "thirty-three trillion, nine hundred seventy-nine billion, eight hundred thirteen million, four hundred forty-three thousand, one hundred ninety-nine".