6766800555 has 16 divisors (see below), whose sum is σ = 10831698720. Its totient is φ = 3607354368.

The previous prime is 6766800539. The next prime is 6766800569. The reversal of 6766800555 is 5550086676.

It is not a de Polignac number, because 6766800555 - 2⁴ = 6766800539 is a prime.

It is a super-2 number, since 2×6766800555² = 91579179502296616050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65140 + ... + 133329.

It is an arithmetic number, because the mean of its divisors is an integer number (676981170).

Almost surely, 2^6766800555 is an apocalyptic number.

6766800555 is a deficient number, since it is larger than the sum of its proper divisors (4064898165).

6766800555 is a wasteful number, since it uses less digits than its factorization.

6766800555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200750.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The square root of 6766800555 is about 82260.5650053536. The cubic root of 6766800555 is about 1891.4482293222.

The spelling of 6766800555 in words is "six billion, seven hundred sixty-six million, eight hundred thousand, five hundred fifty-five".