33307938849 has 4 divisors (see below), whose sum is σ = 44410585136. Its totient is φ = 22205292564.

The previous prime is 33307938821. The next prime is 33307938877. The reversal of 33307938849 is 94883970333.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (33307938821) and next prime (33307938877).

It is not a de Polignac number, because 33307938849 - 2⁸ = 33307938593 is a prime.

It is a super-2 number, since 2×33307938849² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33307938149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5551323139 + ... + 5551323144.

It is an arithmetic number, because the mean of its divisors is an integer number (11102646284).

Almost surely, 2^33307938849 is an apocalyptic number.

It is an amenable number.

33307938849 is a deficient number, since it is larger than the sum of its proper divisors (11102646287).

33307938849 is a wasteful number, since it uses less digits than its factorization.

33307938849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11102646286.

The product of its (nonzero) digits is 11757312, while the sum is 57.

The spelling of 33307938849 in words is "thirty-three billion, three hundred seven million, nine hundred thirty-eight thousand, eight hundred forty-nine".