32001002000 has 80 divisors (see below), whose sum is σ = 84412882944. Its totient is φ = 11636720000.

The previous prime is 32001001993. The next prime is 32001002029. The reversal of 32001002000 is 20010023.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 705296 + ... + 749295.

Almost surely, 2^32001002000 is an apocalyptic number.

It is an amenable number.

32001002000 is an abundant number, since it is smaller than the sum of its proper divisors (52411880944).

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

32001002000 is a wasteful number, since it uses less digits than its factorization.

32001002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454625 (or 1454609 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 8.

Adding to 32001002000 its reverse (20010023), we get a palindrome (32021012023).

The spelling of 32001002000 in words is "thirty-two billion, one million, two thousand".