226805378277 has 32 divisors (see below), whose sum is σ = 316774281600. Its totient is φ = 144153239552.

The previous prime is 226805378273. The next prime is 226805378279. The reversal of 226805378277 is 772873508622.

It is a cyclic number.

It is not a de Polignac number, because 226805378277 - 2² = 226805378273 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226805378273) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15366133 + ... + 15380885.

It is an arithmetic number, because the mean of its divisors is an integer number (9899196300).

Almost surely, 2^226805378277 is an apocalyptic number.

It is an amenable number.

226805378277 is a deficient number, since it is larger than the sum of its proper divisors (89968903323).

226805378277 is a wasteful number, since it uses less digits than its factorization.

226805378277 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16997.

The product of its (nonzero) digits is 15805440, while the sum is 57.

The spelling of 226805378277 in words is "two hundred twenty-six billion, eight hundred five million, three hundred seventy-eight thousand, two hundred seventy-seven".