2866644380160 has 1600 divisors, whose sum is σ = 11745513381888. Its totient is φ = 661893120000.

The previous prime is 2866644380141. The next prime is 2866644380161. The reversal of 2866644380160 is 610834466682.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 2866644380097 and 2866644380106.

It is not an unprimeable number, because it can be changed into a prime (2866644380161) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 5020392675 + ... + 5020393245.

Almost surely, 2^{2866644380160} is an apocalyptic number.

2866644380160 is a gapful number since it is divisible by the number (20) 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 2866644380160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5872756690944).

2866644380160 is an abundant number, since it is smaller than the sum of its proper divisors (8878869001728).

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

2866644380160 is a wasteful number, since it uses less digits than its factorization.

2866644380160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719 (or 694 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 54.

The spelling of 2866644380160 in words is "two trillion, eight hundred sixty-six billion, six hundred forty-four million, three hundred eighty thousand, one hundred sixty".