9765744013 has 16 divisors (see below), whose sum is σ = 10488139200. Its totient is φ = 9064673280.

The previous prime is 9765744007. The next prime is 9765744019. The reversal of 9765744013 is 3104475679.

It is an interprime number because it is at equal distance from previous prime (9765744007) and next prime (9765744019).

It is a cyclic number.

It is not a de Polignac number, because 9765744013 - 2¹³ = 9765735821 is a prime.

It is a super-2 number, since 2×9765744013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9765744019) 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, 768078 + ... + 780688.

It is an arithmetic number, because the mean of its divisors is an integer number (655508700).

Almost surely, 2^9765744013 is an apocalyptic number.

It is an amenable number.

9765744013 is a deficient number, since it is larger than the sum of its proper divisors (722395187).

9765744013 is a wasteful number, since it uses less digits than its factorization.

9765744013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13452.

The product of its (nonzero) digits is 635040, while the sum is 46.

The square root of 9765744013 is about 98821.7790418691. The cubic root of 9765744013 is about 2137.4786163769.

The spelling of 9765744013 in words is "nine billion, seven hundred sixty-five million, seven hundred forty-four thousand, thirteen".