22773545878 has 16 divisors (see below), whose sum is σ = 35016037056. Its totient is φ = 11102462280.

The previous prime is 22773545849. The next prime is 22773545897. The reversal of 22773545878 is 87854537722.

It is a congruent 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, 182776 + ... + 280987.

It is an arithmetic number, because the mean of its divisors is an integer number (2188502316).

Almost surely, 2^22773545878 is an apocalyptic number.

22773545878 is a deficient number, since it is larger than the sum of its proper divisors (12242491178).

22773545878 is a wasteful number, since it uses less digits than its factorization.

22773545878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464379.

The product of its digits is 26342400, while the sum is 58.

The spelling of 22773545878 in words is "twenty-two billion, seven hundred seventy-three million, five hundred forty-five thousand, eight hundred seventy-eight".