22202866782 has 48 divisors (see below), whose sum is σ = 50220443520. Its totient is φ = 7075979856.

The previous prime is 22202866781. The next prime is 22202866783. The reversal of 22202866782 is 28766820222.

It is an interprime number because it is at equal distance from previous prime (22202866781) and next prime (22202866783).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202866781) 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 23 ways as a sum of consecutive naturals, for example, 1010469 + ... + 1032207.

It is an arithmetic number, because the mean of its divisors is an integer number (1046259240).

Almost surely, 2^22202866782 is an apocalyptic number.

22202866782 is an abundant number, since it is smaller than the sum of its proper divisors (28017576738).

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

22202866782 is a wasteful number, since it uses less digits than its factorization.

22202866782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24237 (or 24234 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 45.

The spelling of 22202866782 in words is "twenty-two billion, two hundred two million, eight hundred sixty-six thousand, seven hundred eighty-two".