22490850790 has 16 divisors (see below), whose sum is σ = 40489221168. Its totient is φ = 8995075936.

The previous prime is 22490850787. The next prime is 22490850797. The reversal of 22490850790 is 9705809422.

It is a self number, because there is not a number n which added to its sum of digits gives 22490850790.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22490850797) 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 7 ways as a sum of consecutive naturals, for example, 81577 + ... + 227236.

It is an arithmetic number, because the mean of its divisors is an integer number (2530576323).

Almost surely, 2^22490850790 is an apocalyptic number.

22490850790 is a deficient number, since it is larger than the sum of its proper divisors (17998370378).

22490850790 is a wasteful number, since it uses less digits than its factorization.

22490850790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316103.

The product of its (nonzero) digits is 362880, while the sum is 46.

The spelling of 22490850790 in words is "twenty-two billion, four hundred ninety million, eight hundred fifty thousand, seven hundred ninety".