976628699011997 has 2 divisors, whose sum is σ = 976628699011998. Its totient is φ = 976628699011996.

The previous prime is 976628699011891. The next prime is 976628699012009. The reversal of 976628699011997 is 799110996826679.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 569722907339161 + 406905791672836 = 23868869^2 + 20171906^2 .

It is a cyclic number.

It is not a de Polignac number, because 976628699011997 - 2¹⁰ = 976628699010973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (976628699011597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 488314349505998 + 488314349505999.

It is an arithmetic number, because the mean of its divisors is an integer number (488314349505999).

Almost surely, 2^{976628699011997} is an apocalyptic number.

It is an amenable number.

976628699011997 is a deficient number, since it is larger than the sum of its proper divisors (1).

976628699011997 is an equidigital number, since it uses as much as digits as its factorization.

976628699011997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9999593856, while the sum is 89.

The spelling of 976628699011997 in words is "nine hundred seventy-six trillion, six hundred twenty-eight billion, six hundred ninety-nine million, eleven thousand, nine hundred ninety-seven".