722783473726 has 4 divisors (see below), whose sum is σ = 1084175210592. Its totient is φ = 361391736862.

The previous prime is 722783473697. The next prime is 722783473739. The reversal of 722783473726 is 627374387227.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180695868430 + ... + 180695868433.

It is an arithmetic number, because the mean of its divisors is an integer number (271043802648).

Almost surely, 2^722783473726 is an apocalyptic number.

722783473726 is a deficient number, since it is larger than the sum of its proper divisors (361391736866).

722783473726 is a wasteful number, since it uses less digits than its factorization.

722783473726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361391736865.

The product of its digits is 33191424, while the sum is 58.

The spelling of 722783473726 in words is "seven hundred twenty-two billion, seven hundred eighty-three million, four hundred seventy-three thousand, seven hundred twenty-six".