83372637533 has 2 divisors, whose sum is σ = 83372637534. Its totient is φ = 83372637532.

The previous prime is 83372637503. The next prime is 83372637577. The reversal of 83372637533 is 33573627338.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67507471684 + 15865165849 = 259822^2 + 125957^2 .

It is a cyclic number.

It is not a de Polignac number, because 83372637533 - 2¹⁰ = 83372636509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83372637503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41686318766 + 41686318767.

It is an arithmetic number, because the mean of its divisors is an integer number (41686318767).

Almost surely, 2^83372637533 is an apocalyptic number.

It is an amenable number.

83372637533 is a deficient number, since it is larger than the sum of its proper divisors (1).

83372637533 is an equidigital number, since it uses as much as digits as its factorization.

83372637533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5715360, while the sum is 50.

The spelling of 83372637533 in words is "eighty-three billion, three hundred seventy-two million, six hundred thirty-seven thousand, five hundred thirty-three".