7247868265728 has 108 divisors (see below), whose sum is σ = 21061938247168. Its totient is φ = 2396932715520.

The previous prime is 7247868265697. The next prime is 7247868265831. The reversal of 7247868265728 is 8275628687427.

It is a happy number.

7247868265728 is a `hidden beast` number, since 7 + 2 + 47 + 8 + 6 + 8 + 2 + 6 + 572 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 12092338 + ... + 12677553.

Almost surely, 2^{7247868265728} is an apocalyptic number.

It is an amenable number.

7247868265728 is an abundant number, since it is smaller than the sum of its proper divisors (13814069981440).

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

7247868265728 is a wasteful number, since it uses less digits than its factorization.

7247868265728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24770040 (or 24770023 counting only the distinct ones).

The product of its digits is 1011548160, while the sum is 72.

The spelling of 7247868265728 in words is "seven trillion, two hundred forty-seven billion, eight hundred sixty-eight million, two hundred sixty-five thousand, seven hundred twenty-eight".