7272316547028 has 72 divisors (see below), whose sum is σ = 20132401816800. Its totient is φ = 2199709820736.

The previous prime is 7272316547003. The next prime is 7272316547039. The reversal of 7272316547028 is 8207456132727.

It is a happy number.

7272316547028 is a `hidden beast` number, since 7 + 2 + 7 + 2 + 3 + 165 + 470 + 2 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131659998 + ... + 131715221.

It is an arithmetic number, because the mean of its divisors is an integer number (279616691900).

Almost surely, 2^{7272316547028} is an apocalyptic number.

7272316547028 is a gapful number since it is divisible by the number (78) formed by its first and last digit.

It is an amenable number.

7272316547028 is an abundant number, since it is smaller than the sum of its proper divisors (12860085269772).

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

7272316547028 is a wasteful number, since it uses less digits than its factorization.

7272316547028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263375301 (or 263375296 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 54.

The spelling of 7272316547028 in words is "seven trillion, two hundred seventy-two billion, three hundred sixteen million, five hundred forty-seven thousand, twenty-eight".