6419949082 has 4 divisors (see below), whose sum is σ = 9629923626. Its totient is φ = 3209974540.

The previous prime is 6419949017. The next prime is 6419949091. The reversal of 6419949082 is 2809499146.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6104140641 + 315808441 = 78129^2 + 17771^2 .

It is a super-3 number, since 3×6419949082³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1604987269 + ... + 1604987272.

Almost surely, 2^6419949082 is an apocalyptic number.

6419949082 is a deficient number, since it is larger than the sum of its proper divisors (3209974544).

6419949082 is a wasteful number, since it uses less digits than its factorization.

6419949082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3209974543.

The product of its (nonzero) digits is 1119744, while the sum is 52.

The square root of 6419949082 is about 80124.5847539942. The cubic root of 6419949082 is about 1858.5626041637.

The spelling of 6419949082 in words is "six billion, four hundred nineteen million, nine hundred forty-nine thousand, eighty-two".