9976690063 has 2 divisors, whose sum is σ = 9976690064. Its totient is φ = 9976690062.

The previous prime is 9976690039. The next prime is 9976690081. The reversal of 9976690063 is 3600966799.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9976690063 is a prime.

It is a super-2 number, since 2×9976690063² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9976689986 and 9976690013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9976690093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4988345031 + 4988345032.

It is an arithmetic number, because the mean of its divisors is an integer number (4988345032).

Almost surely, 2^9976690063 is an apocalyptic number.

9976690063 is a deficient number, since it is larger than the sum of its proper divisors (1).

9976690063 is an equidigital number, since it uses as much as digits as its factorization.

9976690063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3306744, while the sum is 55.

The square root of 9976690063 is about 99883.3823165796. The cubic root of 9976690063 is about 2152.7593964274.

The spelling of 9976690063 in words is "nine billion, nine hundred seventy-six million, six hundred ninety thousand, sixty-three".