1168490404819 has 2 divisors, whose sum is σ = 1168490404820. Its totient is φ = 1168490404818.

The previous prime is 1168490404793. The next prime is 1168490404841. The reversal of 1168490404819 is 9184040948611.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1168490404819 - 2²¹ = 1168488307667 is a prime.

It is a super-2 number, since 2×1168490404819² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1168490404819.

It is not a weakly prime, because it can be changed into another prime (1168490404859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 584245202409 + 584245202410.

It is an arithmetic number, because the mean of its divisors is an integer number (584245202410).

Almost surely, 2^{1168490404819} is an apocalyptic number.

1168490404819 is a deficient number, since it is larger than the sum of its proper divisors (1).

1168490404819 is an equidigital number, since it uses as much as digits as its factorization.

1168490404819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1990656, while the sum is 55.

The spelling of 1168490404819 in words is "one trillion, one hundred sixty-eight billion, four hundred ninety million, four hundred four thousand, eight hundred nineteen".