723272737230 has 96 divisors (see below), whose sum is σ = 1998702051840. Its totient is φ = 180947494080.

The previous prime is 723272737217. The next prime is 723272737247. The reversal of 723272737230 is 32737272327.

It is a happy number.

723272737230 is a `hidden beast` number, since 7 + 2 + 3 + 272 + 7 + 372 + 3 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1877106 + ... + 2229365.

It is an arithmetic number, because the mean of its divisors is an integer number (20819813040).

Almost surely, 2^723272737230 is an apocalyptic number.

723272737230 is an abundant number, since it is smaller than the sum of its proper divisors (1275429314610).

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

723272737230 is a wasteful number, since it uses less digits than its factorization.

723272737230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4106606 (or 4106603 counting only the distinct ones).

The product of its (nonzero) digits is 1037232, while the sum is 45.

The spelling of 723272737230 in words is "seven hundred twenty-three billion, two hundred seventy-two million, seven hundred thirty-seven thousand, two hundred thirty".