7140512053728 has 72 divisors (see below), whose sum is σ = 20315840617800. Its totient is φ = 2378997414144.

The previous prime is 7140512053721. The next prime is 7140512053751. The reversal of 7140512053728 is 8273502150417.

7140512053728 is a `hidden beast` number, since 7 + 1 + 40 + 51 + 2 + 0 + 537 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7140512053721) 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, 5525418 + ... + 6694121.

It is an arithmetic number, because the mean of its divisors is an integer number (282164453025).

Almost surely, 2^{7140512053728} is an apocalyptic number.

It is an amenable number.

7140512053728 is an abundant number, since it is smaller than the sum of its proper divisors (13175328564072).

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

7140512053728 is a wasteful number, since it uses less digits than its factorization.

7140512053728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12221584 (or 12221573 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 45.

The spelling of 7140512053728 in words is "seven trillion, one hundred forty billion, five hundred twelve million, fifty-three thousand, seven hundred twenty-eight".