38506555033 has 2 divisors, whose sum is σ = 38506555034. Its totient is φ = 38506555032.

The previous prime is 38506554959. The next prime is 38506555049. The reversal of 38506555033 is 33055560583.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35039347344 + 3467207689 = 187188^2 + 58883^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38506555033 is a prime.

It is not a weakly prime, because it can be changed into another prime (38506555063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19253277516 + 19253277517.

It is an arithmetic number, because the mean of its divisors is an integer number (19253277517).

Almost surely, 2^38506555033 is an apocalyptic number.

It is an amenable number.

38506555033 is a deficient number, since it is larger than the sum of its proper divisors (1).

38506555033 is an equidigital number, since it uses as much as digits as its factorization.

38506555033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 810000, while the sum is 43.

The spelling of 38506555033 in words is "thirty-eight billion, five hundred six million, five hundred fifty-five thousand, thirty-three".