7513316727849 has 27 divisors (see below), whose sum is σ = 10879586472573. Its totient is φ = 4996438965432.

The previous prime is 7513316727827. The next prime is 7513316727859. The reversal of 7513316727849 is 9487276133157.

The square root of 7513316727849 is 2741043.

It is a perfect power (a square), and thus also a powerful number.

7513316727849 is a `hidden beast` number, since 7 + 5 + 1 + 3 + 316 + 7 + 278 + 49 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-7513316727849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7513316727859) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 4300695594 + ... + 4300697340.

Almost surely, 2^{7513316727849} is an apocalyptic number.

7513316727849 is the 2741043-rd square number.

7513316727849 is the 1370522-nd centered octagonal number.

It is an amenable number.

7513316727849 is a deficient number, since it is larger than the sum of its proper divisors (3366269744724).

7513316727849 is an frugal number, since it uses more digits than its factorization.

7513316727849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546 (or 2273 counting only the distinct ones).

The product of its digits is 53343360, while the sum is 63.

The spelling of 7513316727849 in words is "seven trillion, five hundred thirteen billion, three hundred sixteen million, seven hundred twenty-seven thousand, eight hundred forty-nine".