2489166894600 has 576 divisors, whose sum is σ = 8727101697600. Its totient is φ = 635283855360.

The previous prime is 2489166894589. The next prime is 2489166894607. The reversal of 2489166894600 is 64986619842.

2489166894600 is a `hidden beast` number, since 2 + 4 + 8 + 9 + 16 + 6 + 8 + 9 + 4 + 600 = 666.

It is not an unprimeable number, because it can be changed into a prime (2489166894607) 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 143 ways as a sum of consecutive naturals, for example, 1812939514 + ... + 1812940886.

It is an arithmetic number, because the mean of its divisors is an integer number (15151218225).

Almost surely, 2^{2489166894600} is an apocalyptic number.

2489166894600 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 2489166894600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4363550848800).

2489166894600 is an abundant number, since it is smaller than the sum of its proper divisors (6237934803000).

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

2489166894600 is a wasteful number, since it uses less digits than its factorization.

2489166894600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1894 (or 1882 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 63.

The spelling of 2489166894600 in words is "two trillion, four hundred eighty-nine billion, one hundred sixty-six million, eight hundred ninety-four thousand, six hundred".