22490850789 has 24 divisors (see below), whose sum is σ = 35447810112. Its totient is φ = 13627864320.

The previous prime is 22490850787. The next prime is 22490850797. The reversal of 22490850789 is 98705809422.

22490850789 is a `hidden beast` number, since 2 + 2 + 490 + 85 + 0 + 78 + 9 = 666.

It is not a de Polignac number, because 22490850789 - 2¹ = 22490850787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22490850787) 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, 488104 + ... + 532190.

It is an arithmetic number, because the mean of its divisors is an integer number (1476992088).

Almost surely, 2^22490850789 is an apocalyptic number.

It is an amenable number.

22490850789 is a deficient number, since it is larger than the sum of its proper divisors (12956959323).

22490850789 is a wasteful number, since it uses less digits than its factorization.

22490850789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49257 (or 49254 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 22490850789 in words is "twenty-two billion, four hundred ninety million, eight hundred fifty thousand, seven hundred eighty-nine".