6419999146 has 16 divisors (see below), whose sum is σ = 10506723840. Its totient is φ = 2917828480.

The previous prime is 6419999141. The next prime is 6419999147.

6419999146 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (6419999141) 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 in 7 ways as a sum of consecutive naturals, for example, 279735 + ... + 301813.

It is an arithmetic number, because the mean of its divisors is an integer number (656670240).

Almost surely, 2^6419999146 is an apocalyptic number.

6419999146 is a deficient number, since it is larger than the sum of its proper divisors (4086724694).

6419999146 is a wasteful number, since it uses less digits than its factorization.

6419999146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35309.

The product of its digits is 3779136, while the sum is 58.

The square root of 6419999146 is about 80124.8971668607. The cubic root of 6419999146 is about 1858.5674352942.

The spelling of 6419999146 in words is "six billion, four hundred nineteen million, nine hundred ninety-nine thousand, one hundred forty-six".