6377546665 has 8 divisors (see below), whose sum is σ = 8746349760. Its totient is φ = 4373174832.

The previous prime is 6377546663. The next prime is 6377546711. The reversal of 6377546665 is 5666457736.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6377546665 - 2¹ = 6377546663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6377546663) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91107775 + ... + 91107844.

It is an arithmetic number, because the mean of its divisors is an integer number (1093293720).

Almost surely, 2^6377546665 is an apocalyptic number.

It is an amenable number.

6377546665 is a deficient number, since it is larger than the sum of its proper divisors (2368803095).

6377546665 is a wasteful number, since it uses less digits than its factorization.

6377546665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182215631.

The product of its digits is 19051200, while the sum is 55.

The square root of 6377546665 is about 79859.5433558194. The cubic root of 6377546665 is about 1854.4617570777.

The spelling of 6377546665 in words is "six billion, three hundred seventy-seven million, five hundred forty-six thousand, six hundred sixty-five".