490545931019 has 2 divisors, whose sum is σ = 490545931020. Its totient is φ = 490545931018.

The previous prime is 490545931003. The next prime is 490545931027. The reversal of 490545931019 is 910139545094.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 490545931019 - 2⁴ = 490545931003 is a prime.

It is a super-2 number, since 2×490545931019² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (490545931039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245272965509 + 245272965510.

It is an arithmetic number, because the mean of its divisors is an integer number (245272965510).

Almost surely, 2^490545931019 is an apocalyptic number.

490545931019 is a deficient number, since it is larger than the sum of its proper divisors (1).

490545931019 is an equidigital number, since it uses as much as digits as its factorization.

490545931019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 874800, while the sum is 50.

The spelling of 490545931019 in words is "four hundred ninety billion, five hundred forty-five million, nine hundred thirty-one thousand, nineteen".