6777089705986 has 32 divisors (see below), whose sum is σ = 10786756780800. Its totient is φ = 3184393764240.

The previous prime is 6777089705983. The next prime is 6777089706031. The reversal of 6777089705986 is 6895079807776.

It is not an unprimeable number, because it can be changed into a prime (6777089705983) 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, 11964081 + ... + 12517723.

It is an arithmetic number, because the mean of its divisors is an integer number (337086149400).

Almost surely, 2^{6777089705986} is an apocalyptic number.

6777089705986 is a deficient number, since it is larger than the sum of its proper divisors (4009667074814).

6777089705986 is a wasteful number, since it uses less digits than its factorization.

6777089705986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556254.

The product of its (nonzero) digits is 2240421120, while the sum is 79.

The spelling of 6777089705986 in words is "six trillion, seven hundred seventy-seven billion, eighty-nine million, seven hundred five thousand, nine hundred eighty-six".