33136863133 has 12 divisors (see below), whose sum is σ = 36428037660. Its totient is φ = 30120390080.

The previous prime is 33136863121. The next prime is 33136863167.

It is a happy number.

33136863133 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 28688906884 + 4447956249 = 169378^2 + 66693^2 .

It is not a de Polignac number, because 33136863133 - 2⁵ = 33136863101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33136863103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1252203 + ... + 1278391.

It is an arithmetic number, because the mean of its divisors is an integer number (3035669805).

Almost surely, 2^33136863133 is an apocalyptic number.

It is an amenable number.

33136863133 is a deficient number, since it is larger than the sum of its proper divisors (3291174527).

33136863133 is a wasteful number, since it uses less digits than its factorization.

33136863133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36668 (or 36657 counting only the distinct ones).

The product of its digits is 209952, while the sum is 40.

The spelling of 33136863133 in words is "thirty-three billion, one hundred thirty-six million, eight hundred sixty-three thousand, one hundred thirty-three".