32428881009 has 128 divisors (see below), whose sum is σ = 59097600000. Its totient is φ = 17163560448.

The previous prime is 32428880959. The next prime is 32428881011. The reversal of 32428881009 is 90018882423.

It is not a de Polignac number, because 32428881009 - 2²⁴ = 32412103793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (32428881209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 56992477 + ... + 56993045.

It is an arithmetic number, because the mean of its divisors is an integer number (461700000).

Almost surely, 2^32428881009 is an apocalyptic number.

It is an amenable number.

32428881009 is a deficient number, since it is larger than the sum of its proper divisors (26668718991).

32428881009 is a wasteful number, since it uses less digits than its factorization.

32428881009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932 (or 926 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 32428881009 in words is "thirty-two billion, four hundred twenty-eight million, eight hundred eighty-one thousand, nine".