32043920832 has 504 divisors, whose sum is σ = 117657841392. Its totient is φ = 8313338880.

The previous prime is 32043920809. The next prime is 32043920833. The reversal of 32043920832 is 23802934023.

It is a tau number, because it is divible by the number of its divisors (504).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32043920833) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 37565718 + ... + 37566570.

It is an arithmetic number, because the mean of its divisors is an integer number (233448098).

Almost surely, 2^32043920832 is an apocalyptic number.

32043920832 is a gapful number since it is divisible by the number (32) 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 32043920832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58828920696).

32043920832 is an abundant number, since it is smaller than the sum of its proper divisors (85613920560).

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

32043920832 is a wasteful number, since it uses less digits than its factorization.

32043920832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 32043920832 in words is "thirty-two billion, forty-three million, nine hundred twenty thousand, eight hundred thirty-two".