32240444413 has 2 divisors, whose sum is σ = 32240444414. Its totient is φ = 32240444412.

The previous prime is 32240444381. The next prime is 32240444429. The reversal of 32240444413 is 31444404223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16614694404 + 15625750009 = 128898^2 + 125003^2 .

It is a cyclic number.

It is not a de Polignac number, because 32240444413 - 2⁵ = 32240444381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32240444473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16120222206 + 16120222207.

It is an arithmetic number, because the mean of its divisors is an integer number (16120222207).

Almost surely, 2^32240444413 is an apocalyptic number.

It is an amenable number.

32240444413 is a deficient number, since it is larger than the sum of its proper divisors (1).

32240444413 is an equidigital number, since it uses as much as digits as its factorization.

32240444413 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 32240444413 its reverse (31444404223), we get a palindrome (63684848636).

The spelling of 32240444413 in words is "thirty-two billion, two hundred forty million, four hundred forty-four thousand, four hundred thirteen".