722406766747 has 16 divisors (see below), whose sum is σ = 769481078400. Its totient is φ = 675844355200.

The previous prime is 722406766681. The next prime is 722406766769. The reversal of 722406766747 is 747667604227.

It is a cyclic number.

It is not a de Polignac number, because 722406766747 - 2²³ = 722398378139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 722406766691 and 722406766700.

It is not an unprimeable number, because it can be changed into a prime (722406776747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7801872 + ... + 7893922.

It is an arithmetic number, because the mean of its divisors is an integer number (48092567400).

Almost surely, 2^722406766747 is an apocalyptic number.

722406766747 is a deficient number, since it is larger than the sum of its proper divisors (47074311653).

722406766747 is a wasteful number, since it uses less digits than its factorization.

722406766747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94826.

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

The spelling of 722406766747 in words is "seven hundred twenty-two billion, four hundred six million, seven hundred sixty-six thousand, seven hundred forty-seven".