9976513659 has 16 divisors (see below), whose sum is σ = 15209410560. Its totient is φ = 5698200960.

The previous prime is 9976513643. The next prime is 9976513691. The reversal of 9976513659 is 9563156799.

It is not a de Polignac number, because 9976513659 - 2⁴ = 9976513643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9976514659) 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, 64539 + ... + 155300.

It is an arithmetic number, because the mean of its divisors is an integer number (950588160).

Almost surely, 2^9976513659 is an apocalyptic number.

9976513659 is a deficient number, since it is larger than the sum of its proper divisors (5232896901).

9976513659 is a wasteful number, since it uses less digits than its factorization.

9976513659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222010.

The product of its digits is 13778100, while the sum is 60.

The square root of 9976513659 is about 99882.4992628839. The cubic root of 9976513659 is about 2152.7467082644.

The spelling of 9976513659 in words is "nine billion, nine hundred seventy-six million, five hundred thirteen thousand, six hundred fifty-nine".