7766666745014 has 16 divisors (see below), whose sum is σ = 11655653209200. Its totient is φ = 3881449443840.

The previous prime is 7766666745011. The next prime is 7766666745029. The reversal of 7766666745014 is 4105476666677.

It is a super-2 number, since 2×7766666745014² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7766666745011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37114982 + ... + 37323654.

It is an arithmetic number, because the mean of its divisors is an integer number (728478325575).

Almost surely, 2^{7766666745014} is an apocalyptic number.

7766666745014 is a deficient number, since it is larger than the sum of its proper divisors (3888986464186).

7766666745014 is a wasteful number, since it uses less digits than its factorization.

7766666745014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217615.

The product of its (nonzero) digits is 213373440, while the sum is 65.

The spelling of 7766666745014 in words is "seven trillion, seven hundred sixty-six billion, six hundred sixty-six million, seven hundred forty-five thousand, fourteen".