226855451165 has 32 divisors (see below), whose sum is σ = 319965388800. Its totient is φ = 154333009152.

The previous prime is 226855451161. The next prime is 226855451209. The reversal of 226855451165 is 561154558622.

It is a happy number.

It is not a de Polignac number, because 226855451165 - 2² = 226855451161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226855451161) 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, 302972 + ... + 738581.

It is an arithmetic number, because the mean of its divisors is an integer number (9998918400).

Almost surely, 2^226855451165 is an apocalyptic number.

It is an amenable number.

226855451165 is a deficient number, since it is larger than the sum of its proper divisors (93109937635).

226855451165 is a wasteful number, since it uses less digits than its factorization.

226855451165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041706 (or 1041692 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 50.

The spelling of 226855451165 in words is "two hundred twenty-six billion, eight hundred fifty-five million, four hundred fifty-one thousand, one hundred sixty-five".