7528738845317 has 8 divisors (see below), whose sum is σ = 8029792742616. Its totient is φ = 7034150159872.

The previous prime is 7528738845289. The next prime is 7528738845373. The reversal of 7528738845317 is 7135488378257.

It can be written as a sum of positive squares in 4 ways, for example, as 342044843716 + 7186694001601 = 584846^2 + 2680801^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7528738845317 - 2²² = 7528734651013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7528738845217) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1616300558 + ... + 1616305215.

It is an arithmetic number, because the mean of its divisors is an integer number (1003724092827).

Almost surely, 2^{7528738845317} is an apocalyptic number.

It is an amenable number.

7528738845317 is a deficient number, since it is larger than the sum of its proper divisors (501053897299).

7528738845317 is a wasteful number, since it uses less digits than its factorization.

7528738845317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3232605927.

The product of its digits is 316108800, while the sum is 68.

The spelling of 7528738845317 in words is "seven trillion, five hundred twenty-eight billion, seven hundred thirty-eight million, eight hundred forty-five thousand, three hundred seventeen".