228297249180 has 288 divisors, whose sum is σ = 929793166848. Its totient is φ = 43789248000.

The previous prime is 228297249139. The next prime is 228297249197. The reversal of 228297249180 is 81942792822.

228297249180 is a `hidden beast` number, since 2 + 2 + 8 + 2 + 9 + 72 + 491 + 80 = 666.

228297249180 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 453346 + ... + 813705.

It is an arithmetic number, because the mean of its divisors is an integer number (3228448496).

Almost surely, 2^228297249180 is an apocalyptic number.

228297249180 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

228297249180 is an abundant number, since it is smaller than the sum of its proper divisors (701495917668).

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

228297249180 is a wasteful number, since it uses less digits than its factorization.

228297249180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1267097 (or 1267092 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The spelling of 228297249180 in words is "two hundred twenty-eight billion, two hundred ninety-seven million, two hundred forty-nine thousand, one hundred eighty".