7273739655168 has 288 divisors, whose sum is σ = 22567607899200. Its totient is φ = 2077319774208.

The previous prime is 7273739655167. The next prime is 7273739655179. The reversal of 7273739655168 is 8615569373727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7273739655167) 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 23 ways as a sum of consecutive naturals, for example, 1065433771 + ... + 1065440597.

It is an arithmetic number, because the mean of its divisors is an integer number (78359749650).

Almost surely, 2^{7273739655168} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7273739655168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11283803949600).

7273739655168 is an abundant number, since it is smaller than the sum of its proper divisors (15293868244032).

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

7273739655168 is a wasteful number, since it uses less digits than its factorization.

7273739655168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10405 (or 10378 counting only the distinct ones).

The product of its digits is 400075200, while the sum is 69.

The spelling of 7273739655168 in words is "seven trillion, two hundred seventy-three billion, seven hundred thirty-nine million, six hundred fifty-five thousand, one hundred sixty-eight".