22998877722 has 40 divisors (see below), whose sum is σ = 51543663732. Its totient is φ = 7664932800.

The previous prime is 22998877691. The next prime is 22998877739. The reversal of 22998877722 is 22777889922.

It can be written as a sum of positive squares in 2 ways, for example, as 22994992881 + 3884841 = 151641^2 + 1971^2 .

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 22998877722.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 1372072 + ... + 1388732.

Almost surely, 2^22998877722 is an apocalyptic number.

22998877722 is an abundant number, since it is smaller than the sum of its proper divisors (28544786010).

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

22998877722 is a wasteful number, since it uses less digits than its factorization.

22998877722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25196 (or 25187 counting only the distinct ones).

The product of its digits is 28449792, while the sum is 63.

The spelling of 22998877722 in words is "twenty-two billion, nine hundred ninety-eight million, eight hundred seventy-seven thousand, seven hundred twenty-two".