33368037137 has 4 divisors (see below), whose sum is σ = 33500977776. Its totient is φ = 33235096500.

The previous prime is 33368037133. The next prime is 33368037149. The reversal of 33368037137 is 73173086333.

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 not a de Polignac number, because 33368037137 - 2² = 33368037133 is a prime.

It is a super-2 number, since 2×33368037137² (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 (33368037133) 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, 66469943 + ... + 66470444.

It is an arithmetic number, because the mean of its divisors is an integer number (8375244444).

Almost surely, 2^33368037137 is an apocalyptic number.

It is an amenable number.

33368037137 is a deficient number, since it is larger than the sum of its proper divisors (132940639).

33368037137 is a wasteful number, since it uses less digits than its factorization.

33368037137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132940638.

The product of its (nonzero) digits is 571536, while the sum is 44.

The spelling of 33368037137 in words is "thirty-three billion, three hundred sixty-eight million, thirty-seven thousand, one hundred thirty-seven".