32391190049 has 2 divisors, whose sum is σ = 32391190050. Its totient is φ = 32391190048.

The previous prime is 32391189947. The next prime is 32391190163. The reversal of 32391190049 is 94009119323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19784391649 + 12606798400 = 140657^2 + 112280^2 .

It is a cyclic number.

It is not a de Polignac number, because 32391190049 - 2³² = 28096222753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32391189988 and 32391190015.

It is not a weakly prime, because it can be changed into another prime (32391195049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16195595024 + 16195595025.

It is an arithmetic number, because the mean of its divisors is an integer number (16195595025).

Almost surely, 2^32391190049 is an apocalyptic number.

It is an amenable number.

32391190049 is a deficient number, since it is larger than the sum of its proper divisors (1).

32391190049 is an equidigital number, since it uses as much as digits as its factorization.

32391190049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52488, while the sum is 41.

The spelling of 32391190049 in words is "thirty-two billion, three hundred ninety-one million, one hundred ninety thousand, forty-nine".