995010010099991 has 2 divisors, whose sum is σ = 995010010099992. Its totient is φ = 995010010099990.

The previous prime is 995010010099913. The next prime is 995010010100191. The reversal of 995010010099991 is 199990010010599.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 995010010099991 - 2¹⁰ = 995010010098967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (995010010099901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497505005049995 + 497505005049996.

It is an arithmetic number, because the mean of its divisors is an integer number (497505005049996).

Almost surely, 2^{995010010099991} is an apocalyptic number.

995010010099991 is a deficient number, since it is larger than the sum of its proper divisors (1).

995010010099991 is an equidigital number, since it uses as much as digits as its factorization.

995010010099991 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2657205, while the sum is 62.

The spelling of 995010010099991 in words is "nine hundred ninety-five trillion, ten billion, ten million, ninety-nine thousand, nine hundred ninety-one".