229404211824 has 80 divisors (see below), whose sum is σ = 602739200000. Its totient is φ = 75164993280.

The previous prime is 229404211811. The next prime is 229404211843. The reversal of 229404211824 is 428112404922.

It is a super-2 number, since 2×229404211824² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4563177 + ... + 4613175.

It is an arithmetic number, because the mean of its divisors is an integer number (7534240000).

Almost surely, 2^229404211824 is an apocalyptic number.

229404211824 is a gapful number since it is divisible by the number (24) 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 229404211824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301369600000).

229404211824 is an abundant number, since it is smaller than the sum of its proper divisors (373334988176).

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

229404211824 is a wasteful number, since it uses less digits than its factorization.

229404211824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51638 (or 51632 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 39.

The spelling of 229404211824 in words is "two hundred twenty-nine billion, four hundred four million, two hundred eleven thousand, eight hundred twenty-four".