10165478977 has 2 divisors, whose sum is σ = 10165478978. Its totient is φ = 10165478976.

The previous prime is 10165478963. The next prime is 10165479029. The reversal of 10165478977 is 77987456101.

10165478977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 100824²+1.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10165478976 + 1 = 100824^2 + 1^2 .

It is a cyclic number.

It is not a de Polignac number, because 10165478977 - 2¹⁹ = 10164954689 is a prime.

It is not a weakly prime, because it can be changed into another prime (10165478957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5082739488 + 5082739489.

It is an arithmetic number, because the mean of its divisors is an integer number (5082739489).

Almost surely, 2^10165478977 is an apocalyptic number.

It is an amenable number.

10165478977 is a deficient number, since it is larger than the sum of its proper divisors (1).

10165478977 is an equidigital number, since it uses as much as digits as its factorization.

10165478977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2963520, while the sum is 55.

The spelling of 10165478977 in words is "ten billion, one hundred sixty-five million, four hundred seventy-eight thousand, nine hundred seventy-seven".