226779773796 has 81 divisors (see below), whose sum is σ = 578415618963. Its totient is φ = 74917986480.

The previous prime is 226779773777. The next prime is 226779773807. The reversal of 226779773796 is 697377977622.

It is a happy number.

The square root of 226779773796 is 476214.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 397162191 + ... + 397162761.

Almost surely, 2^226779773796 is an apocalyptic number.

226779773796 is the 476214-th square number.

It is an amenable number.

226779773796 is an abundant number, since it is smaller than the sum of its proper divisors (351635845167).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226779773796 is an equidigital number, since it uses as much as digits as its factorization.

226779773796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 715 counting only the distinct ones).

The product of its digits is 588110544, while the sum is 72.

The spelling of 226779773796 in words is "two hundred twenty-six billion, seven hundred seventy-nine million, seven hundred seventy-three thousand, seven hundred ninety-six".