33899799693 has 4 divisors (see below), whose sum is σ = 45199732928. Its totient is φ = 22599866460.

The previous prime is 33899799683. The next prime is 33899799701. The reversal of 33899799693 is 39699799833.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 33899799693 - 2²¹ = 33897702541 is a prime.

It is a super-2 number, since 2×33899799693² (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 (33899799683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5649966613 + ... + 5649966618.

It is an arithmetic number, because the mean of its divisors is an integer number (11299933232).

Almost surely, 2^33899799693 is an apocalyptic number.

It is an amenable number.

33899799693 is a deficient number, since it is larger than the sum of its proper divisors (11299933235).

33899799693 is a wasteful number, since it uses less digits than its factorization.

33899799693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11299933234.

The product of its digits is 535692528, while the sum is 75.

The spelling of 33899799693 in words is "thirty-three billion, eight hundred ninety-nine million, seven hundred ninety-nine thousand, six hundred ninety-three".