223964025009 has 16 divisors (see below), whose sum is σ = 306762435840. Its totient is φ = 145239402240.

The previous prime is 223964025007. The next prime is 223964025011. The reversal of 223964025009 is 900520469322.

It is an interprime number because it is at equal distance from previous prime (223964025007) and next prime (223964025011).

It is not a de Polignac number, because 223964025009 - 2¹ = 223964025007 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (223964025007) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 232872 + ... + 708630.

It is an arithmetic number, because the mean of its divisors is an integer number (19172652240).

Almost surely, 2^223964025009 is an apocalyptic number.

It is an amenable number.

223964025009 is a deficient number, since it is larger than the sum of its proper divisors (82798410831).

223964025009 is a wasteful number, since it uses less digits than its factorization.

223964025009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480040.

The product of its (nonzero) digits is 233280, while the sum is 42.

The spelling of 223964025009 in words is "two hundred twenty-three billion, nine hundred sixty-four million, twenty-five thousand, nine".