7528728512733 has 16 divisors (see below), whose sum is σ = 10041025268736. Its totient is φ = 5017792244400.

The previous prime is 7528728512731. The next prime is 7528728512771. The reversal of 7528728512733 is 3372158278257.

It is a happy number.

It is not a de Polignac number, because 7528728512733 - 2¹ = 7528728512731 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7528728512731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 277727566 + ... + 277754672.

It is an arithmetic number, because the mean of its divisors is an integer number (627564079296).

Almost surely, 2^{7528728512733} is an apocalyptic number.

It is an amenable number.

7528728512733 is a deficient number, since it is larger than the sum of its proper divisors (2512296756003).

7528728512733 is a wasteful number, since it uses less digits than its factorization.

7528728512733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48784.

The product of its digits is 39513600, while the sum is 60.

The spelling of 7528728512733 in words is "seven trillion, five hundred twenty-eight billion, seven hundred twenty-eight million, five hundred twelve thousand, seven hundred thirty-three".