2076659687844 has 135 divisors (see below), whose sum is σ = 6315685313553. Its totient is φ = 593279461152.

The previous prime is 2076659687831. The next prime is 2076659687867. The reversal of 2076659687844 is 4487869566702.

The square root of 2076659687844 is 1441062.

It is a perfect power (a square), and thus also a powerful number.

2076659687844 is a `hidden beast` number, since 20 + 7 + 6 + 6 + 596 + 8 + 7 + 8 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 617183072100 + 1459476615744 = 785610^2 + 1208088^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 181568094 + ... + 181579530.

Almost surely, 2^{2076659687844} is an apocalyptic number.

2076659687844 is the 1441062-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2076659687844

2076659687844 is an abundant number, since it is smaller than the sum of its proper divisors (4239025625709).

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

2076659687844 is an frugal number, since it uses more digits than its factorization.

2076659687844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22904 (or 11449 counting only the distinct ones).

The product of its (nonzero) digits is 975421440, while the sum is 72.

The spelling of 2076659687844 in words is "two trillion, seventy-six billion, six hundred fifty-nine million, six hundred eighty-seven thousand, eight hundred forty-four".