870644342102711 has 64 divisors (see below), whose sum is σ = 995149413273600. Its totient is φ = 754776357603840.

The previous prime is 870644342102693. The next prime is 870644342102741. The reversal of 870644342102711 is 117201243446078.

It is not a de Polignac number, because 870644342102711 - 2³⁴ = 870627162233527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 870644342102711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870644342102741) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21650797841 + ... + 21650838053.

It is an arithmetic number, because the mean of its divisors is an integer number (15549209582400).

Almost surely, 2^{870644342102711} is an apocalyptic number.

870644342102711 is a deficient number, since it is larger than the sum of its proper divisors (124505071170889).

870644342102711 is a wasteful number, since it uses less digits than its factorization.

870644342102711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45776.

The product of its (nonzero) digits is 1806336, while the sum is 50.

Adding to 870644342102711 its reverse (117201243446078), we get a palindrome (987845585548789).

The spelling of 870644342102711 in words is "eight hundred seventy trillion, six hundred forty-four billion, three hundred forty-two million, one hundred two thousand, seven hundred eleven".