19294899240959 has 2 divisors, whose sum is σ = 19294899240960. Its totient is φ = 19294899240958.

The previous prime is 19294899240941. The next prime is 19294899241049. The reversal of 19294899240959 is 95904299849291.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19294899240959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (19294899440959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9647449620479 + 9647449620480.

It is an arithmetic number, because the mean of its divisors is an integer number (9647449620480).

Almost surely, 2^{19294899240959} is an apocalyptic number.

19294899240959 is a deficient number, since it is larger than the sum of its proper divisors (1).

19294899240959 is an equidigital number, since it uses as much as digits as its factorization.

19294899240959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1360488960, while the sum is 80.

The spelling of 19294899240959 in words is "nineteen trillion, two hundred ninety-four billion, eight hundred ninety-nine million, two hundred forty thousand, nine hundred fifty-nine".