22708989890 has 16 divisors (see below), whose sum is σ = 41273039808. Its totient is φ = 8995405296.

The previous prime is 22708989887. The next prime is 22708989917. The reversal of 22708989890 is 9898980722.

It is a Curzon number.

It is an unprimeable number.

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, 11022752 + ... + 11024811.

It is an arithmetic number, because the mean of its divisors is an integer number (2579564988).

Almost surely, 2^22708989890 is an apocalyptic number.

22708989890 is a deficient number, since it is larger than the sum of its proper divisors (18564049918).

22708989890 is a wasteful number, since it uses less digits than its factorization.

22708989890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22047673.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 22708989890 in words is "twenty-two billion, seven hundred eight million, nine hundred eighty-nine thousand, eight hundred ninety".