22265474378 has 16 divisors (see below), whose sum is σ = 38193534720. Its totient is φ = 9536308656.

The previous prime is 22265474377. The next prime is 22265474389. The reversal of 22265474378 is 87347456222.

It is not an unprimeable number, because it can be changed into a prime (22265474377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480173 + ... + 524496.

It is an arithmetic number, because the mean of its divisors is an integer number (2387095920).

Almost surely, 2^22265474378 is an apocalyptic number.

22265474378 is a deficient number, since it is larger than the sum of its proper divisors (15928060342).

22265474378 is a wasteful number, since it uses less digits than its factorization.

22265474378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006261.

The product of its digits is 4515840, while the sum is 50.

The spelling of 22265474378 in words is "twenty-two billion, two hundred sixty-five million, four hundred seventy-four thousand, three hundred seventy-eight".