2659550560992 has 216 divisors, whose sum is σ = 8344154977704. Its totient is φ = 802882409472.

The previous prime is 2659550560943. The next prime is 2659550560993. The reversal of 2659550560992 is 2990650559562.

2659550560992 is a `hidden beast` number, since 2 + 65 + 9 + 5 + 5 + 0 + 560 + 9 + 9 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2659550560993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2064123 + ... + 3095109.

It is an arithmetic number, because the mean of its divisors is an integer number (38630347119).

Almost surely, 2^{2659550560992} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2659550560992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4172077488852).

2659550560992 is an abundant number, since it is smaller than the sum of its proper divisors (5684604416712).

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

2659550560992 is a wasteful number, since it uses less digits than its factorization.

2659550560992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031082 (or 1031058 counting only the distinct ones).

The product of its (nonzero) digits is 65610000, while the sum is 63.

The spelling of 2659550560992 in words is "two trillion, six hundred fifty-nine billion, five hundred fifty million, five hundred sixty thousand, nine hundred ninety-two".