223996652837 has 4 divisors (see below), whose sum is σ = 224726283936. Its totient is φ = 223267021740.

The previous prime is 223996652833. The next prime is 223996652843. The reversal of 223996652837 is 738256699322.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 223996652837 - 2² = 223996652833 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223996652837.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223996652833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364815089 + ... + 364815702.

It is an arithmetic number, because the mean of its divisors is an integer number (56181570984).

Almost surely, 2^223996652837 is an apocalyptic number.

It is an amenable number.

223996652837 is a deficient number, since it is larger than the sum of its proper divisors (729631099).

223996652837 is an equidigital number, since it uses as much as digits as its factorization.

223996652837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729631098.

The product of its digits is 58786560, while the sum is 62.

The spelling of 223996652837 in words is "two hundred twenty-three billion, nine hundred ninety-six million, six hundred fifty-two thousand, eight hundred thirty-seven".