32440419307 has 2 divisors, whose sum is σ = 32440419308. Its totient is φ = 32440419306.

The previous prime is 32440419283. The next prime is 32440419313. The reversal of 32440419307 is 70391404423.

It is a strong prime.

It is an emirp because it is prime and its reverse (70391404423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32440419307 is a prime.

It is not a weakly prime, because it can be changed into another prime (32440419377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16220209653 + 16220209654.

It is an arithmetic number, because the mean of its divisors is an integer number (16220209654).

Almost surely, 2^32440419307 is an apocalyptic number.

32440419307 is a deficient number, since it is larger than the sum of its proper divisors (1).

32440419307 is an equidigital number, since it uses as much as digits as its factorization.

32440419307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

The spelling of 32440419307 in words is "thirty-two billion, four hundred forty million, four hundred nineteen thousand, three hundred seven".