421050245041499 has 2 divisors, whose sum is σ = 421050245041500. Its totient is φ = 421050245041498.

The previous prime is 421050245041451. The next prime is 421050245041519. The reversal of 421050245041499 is 994140542050124.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421050245041499 is a prime.

It is not a weakly prime, because it can be changed into another prime (421050245041199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210525122520749 + 210525122520750.

It is an arithmetic number, because the mean of its divisors is an integer number (210525122520750).

Almost surely, 2^{421050245041499} is an apocalyptic number.

421050245041499 is a deficient number, since it is larger than the sum of its proper divisors (1).

421050245041499 is an equidigital number, since it uses as much as digits as its factorization.

421050245041499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 421050245041499 in words is "four hundred twenty-one trillion, fifty billion, two hundred forty-five million, forty-one thousand, four hundred ninety-nine".