722723262522 has 16 divisors (see below), whose sum is σ = 1467020354592. Its totient is φ = 237312115920.

The previous prime is 722723262473. The next prime is 722723262529. The reversal of 722723262522 is 225262327227.

It is not an unprimeable number, because it can be changed into a prime (722723262529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898909129 + ... + 898909932.

It is an arithmetic number, because the mean of its divisors is an integer number (91688772162).

Almost surely, 2^722723262522 is an apocalyptic number.

722723262522 is an abundant number, since it is smaller than the sum of its proper divisors (744297092070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

722723262522 is a wasteful number, since it uses less digits than its factorization.

722723262522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797819133.

The product of its digits is 564480, while the sum is 42.

Adding to 722723262522 its reverse (225262327227), we get a palindrome (947985589749).

The spelling of 722723262522 in words is "seven hundred twenty-two billion, seven hundred twenty-three million, two hundred sixty-two thousand, five hundred twenty-two".