273243320720 has 40 divisors (see below), whose sum is σ = 635541406080. Its totient is φ = 109254199680.

The previous prime is 273243320689. The next prime is 273243320731. The reversal of 273243320720 is 27023342372.

273243320720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 469496 + ... + 875735.

It is an arithmetic number, because the mean of its divisors is an integer number (15888535152).

Almost surely, 2^273243320720 is an apocalyptic number.

273243320720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

273243320720 is an abundant number, since it is smaller than the sum of its proper divisors (362298085360).

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

273243320720 is a wasteful number, since it uses less digits than its factorization.

273243320720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1347783 (or 1347777 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 35.

The spelling of 273243320720 in words is "two hundred seventy-three billion, two hundred forty-three million, three hundred twenty thousand, seven hundred twenty".