227977804992 has 112 divisors (see below), whose sum is σ = 689812793600. Its totient is φ = 65093870592.

The previous prime is 227977804991. The next prime is 227977805051. The reversal of 227977804992 is 299408779722.

It is a tau number, because it is divible by the number of its divisors (112).

It is not an unprimeable number, because it can be changed into a prime (227977804991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2027103 + ... + 2136609.

It is an arithmetic number, because the mean of its divisors is an integer number (6159042800).

Almost surely, 2^227977804992 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 227977804992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344906396800).

227977804992 is an abundant number, since it is smaller than the sum of its proper divisors (461834988608).

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

227977804992 is a wasteful number, since it uses less digits than its factorization.

227977804992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111078 (or 111068 counting only the distinct ones).

The product of its (nonzero) digits is 64012032, while the sum is 66.

The spelling of 227977804992 in words is "two hundred twenty-seven billion, nine hundred seventy-seven million, eight hundred four thousand, nine hundred ninety-two".