32220232044 has 576 divisors, whose sum is σ = 108726976512. Its totient is φ = 7289049600.

The previous prime is 32220232043. The next prime is 32220232049. The reversal of 32220232044 is 44023202223.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (32220232043) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 122510257 + ... + 122510519.

It is an arithmetic number, because the mean of its divisors is an integer number (188762112).

Almost surely, 2^32220232044 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 32220232044, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54363488256).

32220232044 is an abundant number, since it is smaller than the sum of its proper divisors (76506744468).

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

32220232044 is a wasteful number, since it uses less digits than its factorization.

32220232044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386 (or 377 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 32220232044 its reverse (44023202223), we get a palindrome (76243434267).

The spelling of 32220232044 in words is "thirty-two billion, two hundred twenty million, two hundred thirty-two thousand, forty-four".