226736777798 has 4 divisors (see below), whose sum is σ = 340105166700. Its totient is φ = 113368388898.

The previous prime is 226736777797. The next prime is 226736777821. The reversal of 226736777798 is 897777637622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 897777637622 = 2 ⋅448888818811.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226736777797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56684194448 + ... + 56684194451.

It is an arithmetic number, because the mean of its divisors is an integer number (85026291675).

Almost surely, 2^226736777798 is an apocalyptic number.

226736777798 is a deficient number, since it is larger than the sum of its proper divisors (113368388902).

226736777798 is a wasteful number, since it uses less digits than its factorization.

226736777798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113368388901.

The product of its digits is 522764928, while the sum is 71.

The spelling of 226736777798 in words is "two hundred twenty-six billion, seven hundred thirty-six million, seven hundred seventy-seven thousand, seven hundred ninety-eight".