223523404050 has 96 divisors (see below), whose sum is σ = 557039222208. Its totient is φ = 59316376320.

The previous prime is 223523404031. The next prime is 223523404073. The reversal of 223523404050 is 50404325322.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 223523403999 and 223523404017.

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, 36206764 + ... + 36212936.

It is an arithmetic number, because the mean of its divisors is an integer number (5802491898).

Almost surely, 2^223523404050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223523404050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278519611104).

223523404050 is an abundant number, since it is smaller than the sum of its proper divisors (333515818158).

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

223523404050 is a wasteful number, since it uses less digits than its factorization.

223523404050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7324 (or 7319 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 223523404050 its reverse (50404325322), we get a palindrome (273927729372).

The spelling of 223523404050 in words is "two hundred twenty-three billion, five hundred twenty-three million, four hundred four thousand, fifty".