6672777895 has 16 divisors (see below), whose sum is σ = 9156214080. Its totient is φ = 4573131264.

The previous prime is 6672777887. The next prime is 6672777907. The reversal of 6672777895 is 5987772766.

It is a cyclic number.

It is not a de Polignac number, because 6672777895 - 2³ = 6672777887 is a prime.

It is a congruent number.

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 in 15 ways as a sum of consecutive naturals, for example, 14661 + ... + 116449.

It is an arithmetic number, because the mean of its divisors is an integer number (572263380).

Almost surely, 2^6672777895 is an apocalyptic number.

6672777895 is a deficient number, since it is larger than the sum of its proper divisors (2483436185).

6672777895 is a wasteful number, since it uses less digits than its factorization.

6672777895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103674.

The product of its digits is 62233920, while the sum is 64.

The square root of 6672777895 is about 81687.0729981189. The cubic root of 6672777895 is about 1882.6469707308.

It can be divided in two parts, 66 and 72777895, that added together give a square (72777961 = 8531²).

The spelling of 6672777895 in words is "six billion, six hundred seventy-two million, seven hundred seventy-seven thousand, eight hundred ninety-five".