80019003959 has 2 divisors, whose sum is σ = 80019003960. Its totient is φ = 80019003958.

The previous prime is 80019003923. The next prime is 80019003973. The reversal of 80019003959 is 95930091008.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 80019003959 - 2²⁸ = 79750568503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80019003979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40009501979 + 40009501980.

It is an arithmetic number, because the mean of its divisors is an integer number (40009501980).

Almost surely, 2^80019003959 is an apocalyptic number.

80019003959 is a deficient number, since it is larger than the sum of its proper divisors (1).

80019003959 is an equidigital number, since it uses as much as digits as its factorization.

80019003959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 87480, while the sum is 44.

The spelling of 80019003959 in words is "eighty billion, nineteen million, three thousand, nine hundred fifty-nine".