6777361422 has 128 divisors (see below), whose sum is σ = 17321472000. Its totient is φ = 1948302720.

The previous prime is 6777361421. The next prime is 6777361429. The reversal of 6777361422 is 2241637776.

6777361422 is a `hidden beast` number, since 6 + 7 + 7 + 7 + 3 + 614 + 22 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6777361421) by changing a digit.

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 in 63 ways as a sum of consecutive naturals, for example, 625729 + ... + 636467.

It is an arithmetic number, because the mean of its divisors is an integer number (135324000).

Almost surely, 2^6777361422 is an apocalyptic number.

6777361422 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 6777361422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8660736000).

6777361422 is an abundant number, since it is smaller than the sum of its proper divisors (10544110578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6777361422 is a wasteful number, since it uses less digits than its factorization.

6777361422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10823 (or 10817 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 6777361422 is about 82324.7315331183. The cubic root of 6777361422 is about 1892.4317049578.

The spelling of 6777361422 in words is "six billion, seven hundred seventy-seven million, three hundred sixty-one thousand, four hundred twenty-two".