32020442413 has 4 divisors (see below), whose sum is σ = 32021096668. Its totient is φ = 32019788160.

The previous prime is 32020442353. The next prime is 32020442453. The reversal of 32020442413 is 31424402023.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15698335849 + 16322106564 = 125293^2 + 127758^2 .

It is a cyclic number.

It is not a de Polignac number, because 32020442413 - 2¹³ = 32020434221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32020442453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247206 + ... + 353767.

It is an arithmetic number, because the mean of its divisors is an integer number (8005274167).

Almost surely, 2^32020442413 is an apocalyptic number.

It is an amenable number.

32020442413 is a deficient number, since it is larger than the sum of its proper divisors (654255).

32020442413 is an equidigital number, since it uses as much as digits as its factorization.

32020442413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654254.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 32020442413 its reverse (31424402023), we get a palindrome (63444844436).

The spelling of 32020442413 in words is "thirty-two billion, twenty million, four hundred forty-two thousand, four hundred thirteen".