223919673632 has 54 divisors (see below), whose sum is σ = 460968988473. Its totient is φ = 107062572672.

The previous prime is 223919673629. The next prime is 223919673641. The reversal of 223919673632 is 236376919322.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 148098746896 + 75820926736 = 384836^2 + 275356^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=334604.

It is a super-2 number, since 2×223919673632² (a number of 24 digits) contains 22 as substring.

It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 61565318 + ... + 61568954.

Almost surely, 2^223919673632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223919673632

223919673632 is an abundant number, since it is smaller than the sum of its proper divisors (237049314841).

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

223919673632 is an frugal number, since it uses more digits than its factorization.

223919673632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7330 (or 3662 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 53.

The spelling of 223919673632 in words is "two hundred twenty-three billion, nine hundred nineteen million, six hundred seventy-three thousand, six hundred thirty-two".