723440760007 has 12 divisors (see below), whose sum is σ = 842046059160. Its totient is φ = 619729169136.

The previous prime is 723440759963. The next prime is 723440760079. The reversal of 723440760007 is 700067044327.

It is not a de Polignac number, because 723440760007 - 2¹¹ = 723440757959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723440761007) 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, 4235773 + ... + 4403254.

It is an arithmetic number, because the mean of its divisors is an integer number (70170504930).

Almost surely, 2^723440760007 is an apocalyptic number.

723440760007 is a deficient number, since it is larger than the sum of its proper divisors (118605299153).

723440760007 is a wasteful number, since it uses less digits than its factorization.

723440760007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8640750 (or 8640743 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 40.

The spelling of 723440760007 in words is "seven hundred twenty-three billion, four hundred forty million, seven hundred sixty thousand, seven".