33157696093 has 4 divisors (see below), whose sum is σ = 33160012000. Its totient is φ = 33155380188.

The previous prime is 33157696031. The next prime is 33157696109. The reversal of 33157696093 is 39069675133.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33157696093 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33157696093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33157496093) 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, 1136343 + ... + 1165156.

It is an arithmetic number, because the mean of its divisors is an integer number (8290003000).

Almost surely, 2^33157696093 is an apocalyptic number.

It is an amenable number.

33157696093 is a deficient number, since it is larger than the sum of its proper divisors (2315907).

33157696093 is a wasteful number, since it uses less digits than its factorization.

33157696093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2315906.

The product of its (nonzero) digits is 2755620, while the sum is 52.

The spelling of 33157696093 in words is "thirty-three billion, one hundred fifty-seven million, six hundred ninety-six thousand, ninety-three".