2730666209280 has 208 divisors, whose sum is σ = 8973209570784. Its totient is φ = 708496588800.

The previous prime is 2730666209273. The next prime is 2730666209311. The reversal of 2730666209280 is 829026660372.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1672680 + ... + 2873880.

Almost surely, 2^{2730666209280} is an apocalyptic number.

2730666209280 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 2730666209280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4486604785392).

2730666209280 is an abundant number, since it is smaller than the sum of its proper divisors (6242543361504).

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

2730666209280 is a wasteful number, since it uses less digits than its factorization.

2730666209280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201270 (or 1201248 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 2730666209280 in words is "two trillion, seven hundred thirty billion, six hundred sixty-six million, two hundred nine thousand, two hundred eighty".