2730003000273 has 12 divisors (see below), whose sum is σ = 3943353822928. Its totient is φ = 1819994543640.

The previous prime is 2730003000269. The next prime is 2730003000289. The reversal of 2730003000273 is 3720003000372.

It is a happy number.

It is not a de Polignac number, because 2730003000273 - 2² = 2730003000269 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2730003000203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2548458 + ... + 3457548.

Almost surely, 2^{2730003000273} is an apocalyptic number.

It is an amenable number.

2730003000273 is a deficient number, since it is larger than the sum of its proper divisors (1213350822655).

2730003000273 is a wasteful number, since it uses less digits than its factorization.

2730003000273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242764 (or 1242761 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 27.

Subtracting 2730003000273 from its reverse (3720003000372), we obtain a palindrome (990000000099).

The spelling of 2730003000273 in words is "two trillion, seven hundred thirty billion, three million, two hundred seventy-three", and thus it is an aban number.