22245666789008 has 30 divisors (see below), whose sum is σ = 46671474744594. Its totient is φ = 10267230824448.

The previous prime is 22245666789007. The next prime is 22245666789013. The reversal of 22245666789008 is 80098766654222.

It can be written as a sum of positive squares in 3 ways, for example, as 56781170944 + 22188885618064 = 238288^2 + 4710508^2 .

It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (22245666789007) 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 5 ways as a sum of consecutive naturals, for example, 4113471185 + ... + 4113476592.

Almost surely, 2^{22245666789008} is an apocalyptic number.

It is an amenable number.

22245666789008 is an abundant number, since it is smaller than the sum of its proper divisors (24425807955586).

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

22245666789008 is a wasteful number, since it uses less digits than its factorization.

22245666789008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8226947811 (or 8226947792 counting only the distinct ones).

The product of its (nonzero) digits is 139345920, while the sum is 65.

The spelling of 22245666789008 in words is "twenty-two trillion, two hundred forty-five billion, six hundred sixty-six million, seven hundred eighty-nine thousand, eight".