723078364656 has 20 divisors (see below), whose sum is σ = 1867952442152. Its totient is φ = 241026121536.

The previous prime is 723078364643. The next prime is 723078364669. The reversal of 723078364656 is 656463870327.

723078364656 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (723078364643) and next prime (723078364669).

It is a junction number, because it is equal to n+sod(n) for n = 723078364596 and 723078364605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7532066251 + ... + 7532066346.

Almost surely, 2^723078364656 is an apocalyptic number.

It is an amenable number.

723078364656 is an abundant number, since it is smaller than the sum of its proper divisors (1144874077496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

723078364656 is a wasteful number, since it uses less digits than its factorization.

723078364656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15064132608 (or 15064132602 counting only the distinct ones).

The product of its (nonzero) digits is 30481920, while the sum is 57.

The spelling of 723078364656 in words is "seven hundred twenty-three billion, seventy-eight million, three hundred sixty-four thousand, six hundred fifty-six".