33794801893 has 2 divisors, whose sum is σ = 33794801894. Its totient is φ = 33794801892.

The previous prime is 33794801881. The next prime is 33794801951. The reversal of 33794801893 is 39810849733.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29274525604 + 4520276289 = 171098^2 + 67233^2 .

It is an emirp because it is prime and its reverse (39810849733) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33794801893 is a prime.

It is a super-2 number, since 2×33794801893² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33794801813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16897400946 + 16897400947.

It is an arithmetic number, because the mean of its divisors is an integer number (16897400947).

Almost surely, 2^33794801893 is an apocalyptic number.

It is an amenable number.

33794801893 is a deficient number, since it is larger than the sum of its proper divisors (1).

33794801893 is an equidigital number, since it uses as much as digits as its factorization.

33794801893 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 55.

The spelling of 33794801893 in words is "thirty-three billion, seven hundred ninety-four million, eight hundred one thousand, eight hundred ninety-three".