6777669762 has 64 divisors (see below), whose sum is σ = 15799173120. Its totient is φ = 2149606800.

The previous prime is 6777669749. The next prime is 6777669763. The reversal of 6777669762 is 2679667776.

It is a self number, because there is not a number n which added to its sum of digits gives 6777669762.

It is not an unprimeable number, because it can be changed into a prime (6777669763) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 222937 + ... + 251507.

It is an arithmetic number, because the mean of its divisors is an integer number (246862080).

Almost surely, 2^6777669762 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6777669762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7899586560).

6777669762 is an abundant number, since it is smaller than the sum of its proper divisors (9021503358).

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

6777669762 is a wasteful number, since it uses less digits than its factorization.

6777669762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28796 (or 28790 counting only the distinct ones).

The product of its digits is 56010528, while the sum is 63.

The square root of 6777669762 is about 82326.6042175918. The cubic root of 6777669762 is about 1892.4604036163.

The spelling of 6777669762 in words is "six billion, seven hundred seventy-seven million, six hundred sixty-nine thousand, seven hundred sixty-two".