7106663145844 has 24 divisors (see below), whose sum is σ = 12563456757768. Its totient is φ = 3517124582400.

The previous prime is 7106663145833. The next prime is 7106663145913. The reversal of 7106663145844 is 4485413666017.

It can be written as a sum of positive squares in 4 ways, for example, as 463981670244 + 6642681475600 = 681162^2 + 2577340^2 .

It is a super-2 number, since 2×7106663145844² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1175077 + ... + 3948940.

It is an arithmetic number, because the mean of its divisors is an integer number (523477364907).

Almost surely, 2^{7106663145844} is an apocalyptic number.

It is an amenable number.

7106663145844 is a deficient number, since it is larger than the sum of its proper divisors (5456793611924).

7106663145844 is a wasteful number, since it uses less digits than its factorization.

7106663145844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127555 (or 5127553 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 7106663145844 in words is "seven trillion, one hundred six billion, six hundred sixty-three million, one hundred forty-five thousand, eight hundred forty-four".