6777046131 has 4 divisors (see below), whose sum is σ = 9036061512. Its totient is φ = 4518030752.

The previous prime is 6777046127. The next prime is 6777046139. The reversal of 6777046131 is 1316407776.

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

It is a cyclic number.

It is not a de Polignac number, because 6777046131 - 2² = 6777046127 is a prime.

It is a super-2 number, since 2×6777046131² = 91856708523404138322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6777046139) 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 3 ways as a sum of consecutive naturals, for example, 1129507686 + ... + 1129507691.

It is an arithmetic number, because the mean of its divisors is an integer number (2259015378).

Almost surely, 2^6777046131 is an apocalyptic number.

6777046131 is a deficient number, since it is larger than the sum of its proper divisors (2259015381).

6777046131 is a wasteful number, since it uses less digits than its factorization.

6777046131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2259015380.

The product of its (nonzero) digits is 148176, while the sum is 42.

The square root of 6777046131 is about 82322.8165881124. The cubic root of 6777046131 is about 1892.4023584368.

The spelling of 6777046131 in words is "six billion, seven hundred seventy-seven million, forty-six thousand, one hundred thirty-one".