42232350397 has 2 divisors, whose sum is σ = 42232350398. Its totient is φ = 42232350396.

The previous prime is 42232350389. The next prime is 42232350421. The reversal of 42232350397 is 79305323224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41008680036 + 1223670361 = 202506^2 + 34981^2 .

It is a cyclic number.

It is not a de Polignac number, because 42232350397 - 2³ = 42232350389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42232350337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21116175198 + 21116175199.

It is an arithmetic number, because the mean of its divisors is an integer number (21116175199).

Almost surely, 2^42232350397 is an apocalyptic number.

It is an amenable number.

42232350397 is a deficient number, since it is larger than the sum of its proper divisors (1).

42232350397 is an equidigital number, since it uses as much as digits as its factorization.

42232350397 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 40.

The spelling of 42232350397 in words is "forty-two billion, two hundred thirty-two million, three hundred fifty thousand, three hundred ninety-seven".