723650214722 has 18 divisors (see below), whose sum is σ = 1134765229017. Its totient is φ = 346080347536.

The previous prime is 723650214719. The next prime is 723650214737. The reversal of 723650214722 is 227412056327.

It can be written as a sum of positive squares in 2 ways, for example, as 600673050961 + 122977163761 = 775031^2 + 350681^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=601519.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 723650214722.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 27656798 + ... + 27682950.

Almost surely, 2^723650214722 is an apocalyptic number.

723650214722 is a deficient number, since it is larger than the sum of its proper divisors (411115014295).

723650214722 is an frugal number, since it uses more digits than its factorization.

723650214722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52354 (or 26178 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 723650214722 in words is "seven hundred twenty-three billion, six hundred fifty million, two hundred fourteen thousand, seven hundred twenty-two".