720066723106 has 16 divisors (see below), whose sum is σ = 1084046957568. Its totient is φ = 358718043600.

The previous prime is 720066723091. The next prime is 720066723163. The reversal of 720066723106 is 601327660027.

720066723106 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×720066723106² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4926316 + ... + 5070376.

It is an arithmetic number, because the mean of its divisors is an integer number (67752934848).

Almost surely, 2^720066723106 is an apocalyptic number.

720066723106 is a deficient number, since it is larger than the sum of its proper divisors (363980234462).

720066723106 is a wasteful number, since it uses less digits than its factorization.

720066723106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153177.

The product of its (nonzero) digits is 127008, while the sum is 40.

The spelling of 720066723106 in words is "seven hundred twenty billion, sixty-six million, seven hundred twenty-three thousand, one hundred six".