723820023117 has 12 divisors (see below), whose sum is σ = 1045656443520. Its totient is φ = 482482697928.

The previous prime is 723820023107. The next prime is 723820023131. The reversal of 723820023117 is 711320028327.

It is not a de Polignac number, because 723820023117 - 2¹¹ = 723820021069 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723820023107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5260317 + ... + 5396162.

It is an arithmetic number, because the mean of its divisors is an integer number (87138036960).

Almost surely, 2^723820023117 is an apocalyptic number.

It is an amenable number.

723820023117 is a deficient number, since it is larger than the sum of its proper divisors (321836420403).

723820023117 is a wasteful number, since it uses less digits than its factorization.

723820023117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10664032 (or 10664029 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The spelling of 723820023117 in words is "seven hundred twenty-three billion, eight hundred twenty million, twenty-three thousand, one hundred seventeen".