223242761472 has 72 divisors (see below), whose sum is σ = 594963382944. Its totient is φ = 74312546304.

The previous prime is 223242761449. The next prime is 223242761473. The reversal of 223242761472 is 274167242322.

It is a super-3 number, since 3×223242761472³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223242761473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364663 + ... + 761225.

Almost surely, 2^223242761472 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 223242761472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (297481691472).

223242761472 is an abundant number, since it is smaller than the sum of its proper divisors (371720621472).

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

223242761472 is an equidigital number, since it uses as much as digits as its factorization.

223242761472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397315 (or 397301 counting only the distinct ones).

The product of its digits is 451584, while the sum is 42.

The spelling of 223242761472 in words is "two hundred twenty-three billion, two hundred forty-two million, seven hundred sixty-one thousand, four hundred seventy-two".