722887211563 has 8 divisors (see below), whose sum is σ = 788616069696. Its totient is φ = 657160326600.

The previous prime is 722887211561. The next prime is 722887211581. The reversal of 722887211563 is 365112788227.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 722887211563 - 2¹ = 722887211561 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 722887211563.

It is not an unprimeable number, because it can be changed into a prime (722887211561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332908 + ... + 1247638.

It is an arithmetic number, because the mean of its divisors is an integer number (98577008712).

Almost surely, 2^722887211563 is an apocalyptic number.

722887211563 is a deficient number, since it is larger than the sum of its proper divisors (65728858133).

722887211563 is a wasteful number, since it uses less digits than its factorization.

722887211563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986585.

The product of its digits is 2257920, while the sum is 52.

The spelling of 722887211563 in words is "seven hundred twenty-two billion, eight hundred eighty-seven million, two hundred eleven thousand, five hundred sixty-three".