223724944998 has 48 divisors (see below), whose sum is σ = 503377217616. Its totient is φ = 74473123680.

The previous prime is 223724944997. The next prime is 223724944999. The reversal of 223724944998 is 899449427322.

223724944998 is a `hidden beast` number, since 2 + 2 + 37 + 24 + 94 + 499 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (223724944997) and next prime (223724944999).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223724944997) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42228 + ... + 670248.

It is an arithmetic number, because the mean of its divisors is an integer number (10487025367).

Almost surely, 2^223724944998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223724944998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (251688608808).

223724944998 is an abundant number, since it is smaller than the sum of its proper divisors (279652272618).

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

223724944998 is an equidigital number, since it uses as much as digits as its factorization.

223724944998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628771 (or 628759 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 63.

The spelling of 223724944998 in words is "two hundred twenty-three billion, seven hundred twenty-four million, nine hundred forty-four thousand, nine hundred ninety-eight".