83633812079 has 2 divisors, whose sum is σ = 83633812080. Its totient is φ = 83633812078.

The previous prime is 83633812027. The next prime is 83633812099. The reversal of 83633812079 is 97021833638.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83633812079 - 2⁸ = 83633811823 is a prime.

It is a super-2 number, since 2×83633812079² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (83633812099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41816906039 + 41816906040.

It is an arithmetic number, because the mean of its divisors is an integer number (41816906040).

Almost surely, 2^83633812079 is an apocalyptic number.

83633812079 is a deficient number, since it is larger than the sum of its proper divisors (1).

83633812079 is an equidigital number, since it uses as much as digits as its factorization.

83633812079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 83633812079 in words is "eighty-three billion, six hundred thirty-three million, eight hundred twelve thousand, seventy-nine".