227116181864448 has 600 divisors, whose sum is σ = 682628750804000. Its totient is φ = 75249090035712.

The previous prime is 227116181864321. The next prime is 227116181864489. The reversal of 227116181864448 is 844468181611722.

227116181864448 is a `hidden beast` number, since 2 + 2 + 7 + 1 + 1 + 6 + 1 + 8 + 186 + 4 + 448 = 666.

It is a super-2 number, since 2×227116181864448² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 203326930386 + ... + 203326931502.

Almost surely, 2^{227116181864448} 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 227116181864448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341314375402000).

227116181864448 is an abundant number, since it is smaller than the sum of its proper divisors (455512568939552).

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

227116181864448 is an equidigital number, since it uses as much as digits as its factorization.

227116181864448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945 (or 1910 counting only the distinct ones).

The product of its digits is 33030144, while the sum is 63.

The spelling of 227116181864448 in words is "two hundred twenty-seven trillion, one hundred sixteen billion, one hundred eighty-one million, eight hundred sixty-four thousand, four hundred forty-eight".