2655967986966 has 64 divisors (see below), whose sum is σ = 6476956992000. Its totient is φ = 708757870080.

The previous prime is 2655967986937. The next prime is 2655967986967. The reversal of 2655967986966 is 6696897695562.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655967986967) 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 31 ways as a sum of consecutive naturals, for example, 14104341 + ... + 14291408.

It is an arithmetic number, because the mean of its divisors is an integer number (101202453000).

Almost surely, 2^{2655967986966} is an apocalyptic number.

2655967986966 is an abundant number, since it is smaller than the sum of its proper divisors (3820989005034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2655967986966 is a wasteful number, since it uses less digits than its factorization.

2655967986966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28395909.

The product of its digits is 15872371200, while the sum is 84.

The spelling of 2655967986966 in words is "two trillion, six hundred fifty-five billion, nine hundred sixty-seven million, nine hundred eighty-six thousand, nine hundred sixty-six".