28010461707769 has 2 divisors, whose sum is σ = 28010461707770. Its totient is φ = 28010461707768.

The previous prime is 28010461707727. The next prime is 28010461707817. The reversal of 28010461707769 is 96770716401082.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19937118010000 + 8073343697769 = 4465100^2 + 2841363^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-28010461707769 is a prime.

It is a super-2 number, since 2×28010461707769² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (28010461701769) 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, 14005230853884 + 14005230853885.

It is an arithmetic number, because the mean of its divisors is an integer number (14005230853885).

Almost surely, 2^{28010461707769} is an apocalyptic number.

It is an amenable number.

28010461707769 is a deficient number, since it is larger than the sum of its proper divisors (1).

28010461707769 is an equidigital number, since it uses as much as digits as its factorization.

28010461707769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7112448, while the sum is 58.

The spelling of 28010461707769 in words is "twenty-eight trillion, ten billion, four hundred sixty-one million, seven hundred seven thousand, seven hundred sixty-nine".