223512889748 has 12 divisors (see below), whose sum is σ = 414156237012. Its totient is φ = 105182536320.

The previous prime is 223512889729. The next prime is 223512889759. The reversal of 223512889748 is 847988215322.

It can be written as a sum of positive squares in 2 ways, for example, as 202141958404 + 21370931344 = 449602^2 + 146188^2 .

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1643477063 + ... + 1643477198.

It is an arithmetic number, because the mean of its divisors is an integer number (34513019751).

Almost surely, 2^223512889748 is an apocalyptic number.

It is an amenable number.

223512889748 is a deficient number, since it is larger than the sum of its proper divisors (190643347264).

223512889748 is a wasteful number, since it uses less digits than its factorization.

223512889748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286954282 (or 3286954280 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 59.

The spelling of 223512889748 in words is "two hundred twenty-three billion, five hundred twelve million, eight hundred eighty-nine thousand, seven hundred forty-eight".