223843851000 has 1024 divisors, whose sum is σ = 982521446400. Its totient is φ = 45790272000.

The previous prime is 223843850987. The next prime is 223843851017. The reversal of 223843851000 is 158348322.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 139292197 + ... + 139293803.

It is an arithmetic number, because the mean of its divisors is an integer number (959493600).

Almost surely, 2^223843851000 is an apocalyptic number.

223843851000 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 223843851000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (491260723200).

223843851000 is an abundant number, since it is smaller than the sum of its proper divisors (758677595400).

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

223843851000 is a wasteful number, since it uses less digits than its factorization.

223843851000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722 (or 1702 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 223843851000 in words is "two hundred twenty-three billion, eight hundred forty-three million, eight hundred fifty-one thousand".