7766006677 has 16 divisors (see below), whose sum is σ = 9346236480. Its totient is φ = 6357974400.

The previous prime is 7766006663. The next prime is 7766006681.

7766006677 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 7766006677 - 2¹⁵ = 7765973909 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7766006777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 656427 + ... + 668152.

It is an arithmetic number, because the mean of its divisors is an integer number (584139780).

Almost surely, 2^7766006677 is an apocalyptic number.

It is an amenable number.

7766006677 is a deficient number, since it is larger than the sum of its proper divisors (1580229803).

7766006677 is a wasteful number, since it uses less digits than its factorization.

7766006677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324644.

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

The square root of 7766006677 is about 88124.9492311910. The cubic root of 7766006677 is about 1980.3072914387.

The spelling of 7766006677 in words is "seven billion, seven hundred sixty-six million, six thousand, six hundred seventy-seven".