32281126020 has 576 divisors, whose sum is σ = 120403342080. Its totient is φ = 7205552640.

The previous prime is 32281126013. The next prime is 32281126049. The reversal of 32281126020 is 2062118223.

32281126020 is a `hidden beast` number, since 32 + 28 + 1 + 1 + 2 + 602 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 81312462 + ... + 81312858.

It is an arithmetic number, because the mean of its divisors is an integer number (209033580).

Almost surely, 2^32281126020 is an apocalyptic number.

32281126020 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 32281126020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60201671040).

32281126020 is an abundant number, since it is smaller than the sum of its proper divisors (88122216060).

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

32281126020 is a wasteful number, since it uses less digits than its factorization.

32281126020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 464 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The spelling of 32281126020 in words is "thirty-two billion, two hundred eighty-one million, one hundred twenty-six thousand, twenty".