10194988450879 has 2 divisors, whose sum is σ = 10194988450880. Its totient is φ = 10194988450878.

The previous prime is 10194988450849. The next prime is 10194988450883. The reversal of 10194988450879 is 97805488949101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10194988450879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10194988450849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5097494225439 + 5097494225440.

It is an arithmetic number, because the mean of its divisors is an integer number (5097494225440).

Almost surely, 2^{10194988450879} is an apocalyptic number.

10194988450879 is a deficient number, since it is larger than the sum of its proper divisors (1).

10194988450879 is an equidigital number, since it uses as much as digits as its factorization.

10194988450879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209018880, while the sum is 73.

The spelling of 10194988450879 in words is "ten trillion, one hundred ninety-four billion, nine hundred eighty-eight million, four hundred fifty thousand, eight hundred seventy-nine".