227736940608 has 392 divisors, whose sum is σ = 742233521880. Its totient is φ = 68976230400.

The previous prime is 227736940597. The next prime is 227736940621. The reversal of 227736940608 is 806049637722.

227736940608 is a `hidden beast` number, since 2 + 27 + 7 + 3 + 6 + 9 + 4 + 0 + 608 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 127329076224 + 100407864384 = 356832^2 + 316872^2 .

It is a super-2 number, since 2×227736940608² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 22996458 + ... + 23006358.

Almost surely, 2^227736940608 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 227736940608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371116760940).

227736940608 is an abundant number, since it is smaller than the sum of its proper divisors (514496581272).

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

227736940608 is an equidigital number, since it uses as much as digits as its factorization.

227736940608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9977 (or 9952 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 227736940608 in words is "two hundred twenty-seven billion, seven hundred thirty-six million, nine hundred forty thousand, six hundred eight".