83367833404991 has 2 divisors, whose sum is σ = 83367833404992. Its totient is φ = 83367833404990.

The previous prime is 83367833404847. The next prime is 83367833405009. The reversal of 83367833404991 is 19940433876338.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 83367833404991 - 2²⁶ = 83367766296127 is a prime.

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 (83367833401991) 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, 41683916702495 + 41683916702496.

It is an arithmetic number, because the mean of its divisors is an integer number (41683916702496).

Almost surely, 2^{83367833404991} is an apocalyptic number.

83367833404991 is a deficient number, since it is larger than the sum of its proper divisors (1).

83367833404991 is an equidigital number, since it uses as much as digits as its factorization.

83367833404991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282175488, while the sum is 68.

The spelling of 83367833404991 in words is "eighty-three trillion, three hundred sixty-seven billion, eight hundred thirty-three million, four hundred four thousand, nine hundred ninety-one".