378773566226 has 64 divisors (see below), whose sum is σ = 657924664320. Its totient is φ = 161740877760.

The previous prime is 378773566201. The next prime is 378773566267. The reversal of 378773566226 is 622665377873.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25272731 + ... + 25287713.

It is an arithmetic number, because the mean of its divisors is an integer number (10280072880).

Almost surely, 2^378773566226 is an apocalyptic number.

378773566226 is a deficient number, since it is larger than the sum of its proper divisors (279151098094).

378773566226 is a wasteful number, since it uses less digits than its factorization.

378773566226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15519.

The product of its digits is 106686720, while the sum is 62.

The spelling of 378773566226 in words is "three hundred seventy-eight billion, seven hundred seventy-three million, five hundred sixty-six thousand, two hundred twenty-six".