870617284374863 has 2 divisors, whose sum is σ = 870617284374864. Its totient is φ = 870617284374862.

The previous prime is 870617284374839. The next prime is 870617284374883. The reversal of 870617284374863 is 368473482716078.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 870617284374863 - 2¹⁰ = 870617284373839 is a prime.

It is a super-2 number, since 2×870617284374863² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (870617284374833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435308642187431 + 435308642187432.

It is an arithmetic number, because the mean of its divisors is an integer number (435308642187432).

Almost surely, 2^{870617284374863} is an apocalyptic number.

870617284374863 is a deficient number, since it is larger than the sum of its proper divisors (1).

870617284374863 is an equidigital number, since it uses as much as digits as its factorization.

870617284374863 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1820786688, while the sum is 74.

The spelling of 870617284374863 in words is "eight hundred seventy trillion, six hundred seventeen billion, two hundred eighty-four million, three hundred seventy-four thousand, eight hundred sixty-three".