10866305477 has 2 divisors, whose sum is σ = 10866305478. Its totient is φ = 10866305476.

The previous prime is 10866305453. The next prime is 10866305519. The reversal of 10866305477 is 77450366801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9047624161 + 1818681316 = 95119^2 + 42646^2 .

It is a cyclic number.

It is not a de Polignac number, because 10866305477 - 2¹⁸ = 10866043333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10866305377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5433152738 + 5433152739.

It is an arithmetic number, because the mean of its divisors is an integer number (5433152739).

Almost surely, 2^10866305477 is an apocalyptic number.

It is an amenable number.

10866305477 is a deficient number, since it is larger than the sum of its proper divisors (1).

10866305477 is an equidigital number, since it uses as much as digits as its factorization.

10866305477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 846720, while the sum is 47.

The spelling of 10866305477 in words is "ten billion, eight hundred sixty-six million, three hundred five thousand, four hundred seventy-seven".