6111066510656 has 28 divisors (see below), whose sum is σ = 12292766076852. Its totient is φ = 3013676633088.

The previous prime is 6111066510649. The next prime is 6111066510739. The reversal of 6111066510656 is 6560156601116.

It can be written as a sum of positive squares in 2 ways, for example, as 1622668345600 + 4488398165056 = 1273840^2 + 2118584^2 .

It is a super-2 number, since 2×6111066510656² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 654005015 + ... + 654014358.

Almost surely, 2^{6111066510656} is an apocalyptic number.

It is an amenable number.

6111066510656 is an abundant number, since it is smaller than the sum of its proper divisors (6181699566196).

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

6111066510656 is a wasteful number, since it uses less digits than its factorization.

6111066510656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308019458 (or 1308019448 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 6111066510656 in words is "six trillion, one hundred eleven billion, sixty-six million, five hundred ten thousand, six hundred fifty-six".