871442633435 has 12 divisors (see below), whose sum is σ = 1149440036304. Its totient is φ = 633776460240.

The previous prime is 871442633363. The next prime is 871442633437. The reversal of 871442633435 is 534336244178.

It is not a de Polignac number, because 871442633435 - 2⁸ = 871442633179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (871442633437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 720199919 + ... + 720201128.

It is an arithmetic number, because the mean of its divisors is an integer number (95786669692).

Almost surely, 2^871442633435 is an apocalyptic number.

871442633435 is a deficient number, since it is larger than the sum of its proper divisors (277997402869).

871442633435 is a wasteful number, since it uses less digits than its factorization.

871442633435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440401074 (or 1440401063 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 50.

The spelling of 871442633435 in words is "eight hundred seventy-one billion, four hundred forty-two million, six hundred thirty-three thousand, four hundred thirty-five".