719012943019 has 48 divisors (see below), whose sum is σ = 864445501920. Its totient is φ = 595952017920.

The previous prime is 719012943013. The next prime is 719012943023. The reversal of 719012943019 is 910349210917.

It is not a de Polignac number, because 719012943019 - 2¹⁵ = 719012910251 is a prime.

It is a super-2 number, since 2×719012943019² (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 719012943019.

It is not an unprimeable number, because it can be changed into a prime (719012943013) 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 in 47 ways as a sum of consecutive naturals, for example, 87328927 + ... + 87337159.

It is an arithmetic number, because the mean of its divisors is an integer number (18009281290).

Almost surely, 2^719012943019 is an apocalyptic number.

719012943019 is a deficient number, since it is larger than the sum of its proper divisors (145432558901).

719012943019 is a wasteful number, since it uses less digits than its factorization.

719012943019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8700 (or 8693 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 46.

The spelling of 719012943019 in words is "seven hundred nineteen billion, twelve million, nine hundred forty-three thousand, nineteen".