223899128564506 has 8 divisors (see below), whose sum is σ = 335849424803424. Its totient is φ = 111949320296700.

The previous prime is 223899128564467. The next prime is 223899128564521. The reversal of 223899128564506 is 605465821998322.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 120843520 + ... + 122682331.

It is an arithmetic number, because the mean of its divisors is an integer number (41981178100428).

Almost surely, 2^{223899128564506} is an apocalyptic number.

223899128564506 is a deficient number, since it is larger than the sum of its proper divisors (111950296238918).

223899128564506 is a wasteful number, since it uses less digits than its factorization.

223899128564506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243985556.

The product of its (nonzero) digits is 447897600, while the sum is 70.

The spelling of 223899128564506 in words is "two hundred twenty-three trillion, eight hundred ninety-nine billion, one hundred twenty-eight million, five hundred sixty-four thousand, five hundred six".