722711777416516 has 6 divisors (see below), whose sum is σ = 1264745610478910. Its totient is φ = 361355888708256.

The previous prime is 722711777416403. The next prime is 722711777416561. The reversal of 722711777416516 is 615614777117227.

It can be written as a sum of positive squares in only one way, i.e., 692913279976516 + 29798497440000 = 26323246^2 + 5458800^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90338972177061 + ... + 90338972177068.

Almost surely, 2^{722711777416516} is an apocalyptic number.

It is an amenable number.

722711777416516 is a deficient number, since it is larger than the sum of its proper divisors (542033833062394).

722711777416516 is a wasteful number, since it uses less digits than its factorization.

722711777416516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180677944354133 (or 180677944354131 counting only the distinct ones).

The product of its digits is 48404160, while the sum is 64.

The spelling of 722711777416516 in words is "seven hundred twenty-two trillion, seven hundred eleven billion, seven hundred seventy-seven million, four hundred sixteen thousand, five hundred sixteen".