5665565010612 has 192 divisors, whose sum is σ = 15505515970560. Its totient is φ = 1594240579584.

The previous prime is 5665565010601. The next prime is 5665565010613. The reversal of 5665565010612 is 2160105655665.

It is a super-2 number, since 2×5665565010612² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665565010613) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17162013 + ... + 17489019.

It is an arithmetic number, because the mean of its divisors is an integer number (80757895680).

Almost surely, 2^{5665565010612} is an apocalyptic number.

5665565010612 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5665565010612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7752757985280).

5665565010612 is an abundant number, since it is smaller than the sum of its proper divisors (9839950959948).

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

5665565010612 is a wasteful number, since it uses less digits than its factorization.

5665565010612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327230 (or 327228 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 48.

The spelling of 5665565010612 in words is "five trillion, six hundred sixty-five billion, five hundred sixty-five million, ten thousand, six hundred twelve".