723440759963 has 2 divisors, whose sum is σ = 723440759964. Its totient is φ = 723440759962.

The previous prime is 723440759959. The next prime is 723440760079. The reversal of 723440759963 is 369957044327.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 723440759963 - 2² = 723440759959 is a prime.

It is a super-2 number, since 2×723440759963² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (723440759933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 361720379981 + 361720379982.

It is an arithmetic number, because the mean of its divisors is an integer number (361720379982).

Almost surely, 2^723440759963 is an apocalyptic number.

723440759963 is a deficient number, since it is larger than the sum of its proper divisors (1).

723440759963 is an equidigital number, since it uses as much as digits as its factorization.

723440759963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34292160, while the sum is 59.

The spelling of 723440759963 in words is "seven hundred twenty-three billion, four hundred forty million, seven hundred fifty-nine thousand, nine hundred sixty-three".