32001340015 has 4 divisors (see below), whose sum is σ = 38401608024. Its totient is φ = 25601072008.

The previous prime is 32001340013. The next prime is 32001340027. The reversal of 32001340015 is 51004310023.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32001340015 - 2¹ = 32001340013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32001339974 and 32001340001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32001340013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3200133997 + ... + 3200134006.

It is an arithmetic number, because the mean of its divisors is an integer number (9600402006).

Almost surely, 2^32001340015 is an apocalyptic number.

32001340015 is a deficient number, since it is larger than the sum of its proper divisors (6400268009).

32001340015 is an equidigital number, since it uses as much as digits as its factorization.

32001340015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6400268008.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 32001340015 its reverse (51004310023), we get a palindrome (83005650038).

The spelling of 32001340015 in words is "thirty-two billion, one million, three hundred forty thousand, fifteen".