227148321264 has 80 divisors (see below), whose sum is σ = 612445920000. Its totient is φ = 72408365568.

The previous prime is 227148321263. The next prime is 227148321289. The reversal of 227148321264 is 462123841722.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227148321263) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5730987 + ... + 5770485.

It is an arithmetic number, because the mean of its divisors is an integer number (7655574000).

Almost surely, 2^227148321264 is an apocalyptic number.

227148321264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

227148321264 is an abundant number, since it is smaller than the sum of its proper divisors (385297598736).

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

227148321264 is a wasteful number, since it uses less digits than its factorization.

227148321264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44742 (or 44736 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The spelling of 227148321264 in words is "two hundred twenty-seven billion, one hundred forty-eight million, three hundred twenty-one thousand, two hundred sixty-four".