100916751893 has 2 divisors, whose sum is σ = 100916751894. Its totient is φ = 100916751892.

The previous prime is 100916751889. The next prime is 100916751911. The reversal of 100916751893 is 398157619001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82020950449 + 18895801444 = 286393^2 + 137462^2 .

It is a cyclic number.

It is not a de Polignac number, because 100916751893 - 2² = 100916751889 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100916751293) 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, 50458375946 + 50458375947.

It is an arithmetic number, because the mean of its divisors is an integer number (50458375947).

Almost surely, 2^100916751893 is an apocalyptic number.

It is an amenable number.

100916751893 is a deficient number, since it is larger than the sum of its proper divisors (1).

100916751893 is an equidigital number, since it uses as much as digits as its factorization.

100916751893 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 408240, while the sum is 50.

The spelling of 100916751893 in words is "one hundred billion, nine hundred sixteen million, seven hundred fifty-one thousand, eight hundred ninety-three".