719827734973 has 2 divisors, whose sum is σ = 719827734974. Its totient is φ = 719827734972.

The previous prime is 719827734947. The next prime is 719827735171. The reversal of 719827734973 is 379437728917.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 711225728964 + 8602006009 = 843342^2 + 92747^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-719827734973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 719827734899 and 719827734908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (719827734473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359913867486 + 359913867487.

It is an arithmetic number, because the mean of its divisors is an integer number (359913867487).

Almost surely, 2^719827734973 is an apocalyptic number.

It is an amenable number.

719827734973 is a deficient number, since it is larger than the sum of its proper divisors (1).

719827734973 is an equidigital number, since it uses as much as digits as its factorization.

719827734973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112021056, while the sum is 67.

The spelling of 719827734973 in words is "seven hundred nineteen billion, eight hundred twenty-seven million, seven hundred thirty-four thousand, nine hundred seventy-three".