9875956577 has 2 divisors, whose sum is σ = 9875956578. Its totient is φ = 9875956576.

The previous prime is 9875956481. The next prime is 9875956619. The reversal of 9875956577 is 7756595789.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6299438161 + 3576518416 = 79369^2 + 59804^2 .

It is a cyclic number.

It is not a de Polignac number, because 9875956577 - 2¹⁰ = 9875955553 is a prime.

It is not a weakly prime, because it can be changed into another prime (9875956777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4937978288 + 4937978289.

It is an arithmetic number, because the mean of its divisors is an integer number (4937978289).

Almost surely, 2^9875956577 is an apocalyptic number.

It is an amenable number.

9875956577 is a deficient number, since it is larger than the sum of its proper divisors (1).

9875956577 is an equidigital number, since it uses as much as digits as its factorization.

9875956577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 166698000, while the sum is 68.

The square root of 9875956577 is about 99377.8475164360. The cubic root of 9875956577 is about 2145.4894858631.

The spelling of 9875956577 in words is "nine billion, eight hundred seventy-five million, nine hundred fifty-six thousand, five hundred seventy-seven".