22500847690 has 16 divisors (see below), whose sum is σ = 40528146528. Its totient is φ = 8994423376.

The previous prime is 22500847643. The next prime is 22500847693. The reversal of 22500847690 is 9674800522.

It is a super-2 number, since 2×22500847690² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22500847693) 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, 723472 + ... + 753931.

It is an arithmetic number, because the mean of its divisors is an integer number (2533009158).

Almost surely, 2^22500847690 is an apocalyptic number.

22500847690 is a deficient number, since it is larger than the sum of its proper divisors (18027298838).

22500847690 is a wasteful number, since it uses less digits than its factorization.

22500847690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1478933.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 22500847690 in words is "twenty-two billion, five hundred million, eight hundred forty-seven thousand, six hundred ninety".