223743675780 has 144 divisors (see below), whose sum is σ = 702626206464. Its totient is φ = 57595415040.

The previous prime is 223743675761. The next prime is 223743675797. The reversal of 223743675780 is 87576347322.

223743675780 is a `hidden beast` number, since 2 + 2 + 3 + 7 + 4 + 3 + 67 + 578 + 0 = 666.

It is a super-2 number, since 2×223743675780² (a number of 24 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 436435 + ... + 798725.

It is an arithmetic number, because the mean of its divisors is an integer number (4879348656).

Almost surely, 2^223743675780 is an apocalyptic number.

223743675780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223743675780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351313103232).

223743675780 is an abundant number, since it is smaller than the sum of its proper divisors (478882530684).

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

223743675780 is a wasteful number, since it uses less digits than its factorization.

223743675780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362426 (or 362421 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 54.

The spelling of 223743675780 in words is "two hundred twenty-three billion, seven hundred forty-three million, six hundred seventy-five thousand, seven hundred eighty".