6779484419 has 4 divisors (see below), whose sum is σ = 6791526696. Its totient is φ = 6767442144.

The previous prime is 6779484343. The next prime is 6779484443. The reversal of 6779484419 is 9144849776.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6779484419 is a prime.

It is a super-2 number, since 2×6779484419² = 91922817974927535122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6779484119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6020294 + ... + 6021419.

It is an arithmetic number, because the mean of its divisors is an integer number (1697881674).

Almost surely, 2^6779484419 is an apocalyptic number.

6779484419 is a deficient number, since it is larger than the sum of its proper divisors (12042277).

6779484419 is a wasteful number, since it uses less digits than its factorization.

6779484419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12042276.

The product of its digits is 12192768, while the sum is 59.

The square root of 6779484419 is about 82337.6245649582. The cubic root of 6779484419 is about 1892.6292846721.

The spelling of 6779484419 in words is "six billion, seven hundred seventy-nine million, four hundred eighty-four thousand, four hundred nineteen".