32305204140 has 48 divisors (see below), whose sum is σ = 98677716480. Its totient is φ = 7831564480.

The previous prime is 32305204133. The next prime is 32305204187. The reversal of 32305204140 is 4140250323.

It is a self number, because there is not a number n which added to its sum of digits gives 32305204140.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 24472980 + ... + 24474299.

It is an arithmetic number, because the mean of its divisors is an integer number (2055785760).

Almost surely, 2^32305204140 is an apocalyptic number.

32305204140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

32305204140 is an abundant number, since it is smaller than the sum of its proper divisors (66372512340).

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

32305204140 is a wasteful number, since it uses less digits than its factorization.

32305204140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48947302 (or 48947300 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 32305204140 its reverse (4140250323), we get a palindrome (36445454463).

The spelling of 32305204140 in words is "thirty-two billion, three hundred five million, two hundred four thousand, one hundred forty".