22944856378 has 16 divisors (see below), whose sum is σ = 36464679144. Its totient is φ = 10790809600.

The previous prime is 22944856357. The next prime is 22944856409. The reversal of 22944856378 is 87365844922.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 22173294649 + 771561729 = 148907^2 + 27777^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156325 + ... + 265192.

Almost surely, 2^22944856378 is an apocalyptic number.

22944856378 is a deficient number, since it is larger than the sum of its proper divisors (13519822766).

22944856378 is a wasteful number, since it uses less digits than its factorization.

22944856378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423137.

The product of its digits is 23224320, while the sum is 58.

The spelling of 22944856378 in words is "twenty-two billion, nine hundred forty-four million, eight hundred fifty-six thousand, three hundred seventy-eight".