869131685483 has 2 divisors, whose sum is σ = 869131685484. Its totient is φ = 869131685482.

The previous prime is 869131685479. The next prime is 869131685579. The reversal of 869131685483 is 384586131968.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 869131685483 - 2² = 869131685479 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (869131685413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 434565842741 + 434565842742.

It is an arithmetic number, because the mean of its divisors is an integer number (434565842742).

Almost surely, 2^869131685483 is an apocalyptic number.

869131685483 is a deficient number, since it is larger than the sum of its proper divisors (1).

869131685483 is an equidigital number, since it uses as much as digits as its factorization.

869131685483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29859840, while the sum is 62.

The spelling of 869131685483 in words is "eight hundred sixty-nine billion, one hundred thirty-one million, six hundred eighty-five thousand, four hundred eighty-three".