223585272000 has 336 divisors, whose sum is σ = 829431281952. Its totient is φ = 59622220800.

The previous prime is 223585271981. The next prime is 223585272011. The reversal of 223585272000 is 272585322.

It is a happy number.

223585272000 is a `hidden beast` number, since 2 + 2 + 3 + 585 + 2 + 72 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1886494 + ... + 2001506.

It is an arithmetic number, because the mean of its divisors is an integer number (2468545482).

Almost surely, 2^223585272000 is an apocalyptic number.

223585272000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223585272000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (414715640976).

223585272000 is an abundant number, since it is smaller than the sum of its proper divisors (605846009952).

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

223585272000 is an equidigital number, since it uses as much as digits as its factorization.

223585272000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115055 (or 115023 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 223585272000 in words is "two hundred twenty-three billion, five hundred eighty-five million, two hundred seventy-two thousand".