215433849419 has 2 divisors, whose sum is σ = 215433849420. Its totient is φ = 215433849418.

The previous prime is 215433849391. The next prime is 215433849437. The reversal of 215433849419 is 914948334512.

215433849419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-215433849419 is a prime.

It is a super-2 number, since 2×215433849419² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (215433849019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107716924709 + 107716924710.

It is an arithmetic number, because the mean of its divisors is an integer number (107716924710).

Almost surely, 2^215433849419 is an apocalyptic number.

215433849419 is a deficient number, since it is larger than the sum of its proper divisors (1).

215433849419 is an equidigital number, since it uses as much as digits as its factorization.

215433849419 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 53.

The spelling of 215433849419 in words is "two hundred fifteen billion, four hundred thirty-three million, eight hundred forty-nine thousand, four hundred nineteen".