723440760079 has 2 divisors, whose sum is σ = 723440760080. Its totient is φ = 723440760078.

The previous prime is 723440759963. The next prime is 723440760109. The reversal of 723440760079 is 970067044327.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 723440760079 - 2⁹ = 723440759567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (723440760379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361720380039 + 361720380040.

It is an arithmetic number, because the mean of its divisors is an integer number (361720380040).

Almost surely, 2^723440760079 is an apocalyptic number.

723440760079 is a deficient number, since it is larger than the sum of its proper divisors (1).

723440760079 is an equidigital number, since it uses as much as digits as its factorization.

723440760079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 49.

The spelling of 723440760079 in words is "seven hundred twenty-three billion, four hundred forty million, seven hundred sixty thousand, seventy-nine".