7660770667 has 4 divisors (see below), whose sum is σ = 8357204376. Its totient is φ = 6964336960.

The previous prime is 7660770661. The next prime is 7660770739.

7660770667 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7660770667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7660770661) 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, 348216838 + ... + 348216859.

It is an arithmetic number, because the mean of its divisors is an integer number (2089301094).

Almost surely, 2^7660770667 is an apocalyptic number.

7660770667 is a deficient number, since it is larger than the sum of its proper divisors (696433709).

7660770667 is a wasteful number, since it uses less digits than its factorization.

7660770667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696433708.

The product of its (nonzero) digits is 3111696, while the sum is 52.

The square root of 7660770667 is about 87525.8285707710. The cubic root of 7660770667 is about 1971.3216300051.

The spelling of 7660770667 in words is "seven billion, six hundred sixty million, seven hundred seventy thousand, six hundred sixty-seven".