32553112020 has 192 divisors, whose sum is σ = 107478233856. Its totient is φ = 7257784320.

The previous prime is 32553112013. The next prime is 32553112057. The reversal of 32553112020 is 2021135523.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2369812 + ... + 2383508.

It is an arithmetic number, because the mean of its divisors is an integer number (559782468).

Almost surely, 2^32553112020 is an apocalyptic number.

32553112020 is a gapful number since it is divisible by the number (30) 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 32553112020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53739116928).

32553112020 is an abundant number, since it is smaller than the sum of its proper divisors (74925121836).

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

32553112020 is a wasteful number, since it uses less digits than its factorization.

32553112020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14010 (or 14008 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 32553112020 its reverse (2021135523), we get a palindrome (34574247543).

The spelling of 32553112020 in words is "thirty-two billion, five hundred fifty-three million, one hundred twelve thousand, twenty".