223165614640 has 40 divisors (see below), whose sum is σ = 523620258480. Its totient is φ = 88447286016.

The previous prime is 223165614599. The next prime is 223165614671. The reversal of 223165614640 is 46416561322.

223165614640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-3 number, since 3×223165614640³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 223165614593 and 223165614602.

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 7 ways as a sum of consecutive naturals, for example, 12787474 + ... + 12804913.

It is an arithmetic number, because the mean of its divisors is an integer number (13090506462).

Almost surely, 2^223165614640 is an apocalyptic number.

223165614640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223165614640 is an abundant number, since it is smaller than the sum of its proper divisors (300454643840).

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

223165614640 is a wasteful number, since it uses less digits than its factorization.

223165614640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25592509 (or 25592503 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 223165614640 in words is "two hundred twenty-three billion, one hundred sixty-five million, six hundred fourteen thousand, six hundred forty".