32102440000 has 140 divisors (see below), whose sum is σ = 80619193600. Its totient is φ = 12677184000.

The previous prime is 32102439989. The next prime is 32102440009. The reversal of 32102440000 is 4420123.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (32102440009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3154921 + ... + 3165079.

Almost surely, 2^32102440000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32102440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40309596800).

32102440000 is an abundant number, since it is smaller than the sum of its proper divisors (48516753600).

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

32102440000 is an equidigital number, since it uses as much as digits as its factorization.

32102440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10270 (or 10245 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 32102440000 its reverse (4420123), we get a palindrome (32106860123).

The spelling of 32102440000 in words is "thirty-two billion, one hundred two million, four hundred forty thousand".