871919424001 has 4 divisors (see below), whose sum is σ = 892196619952. Its totient is φ = 851642228052.

The previous prime is 871919423987. The next prime is 871919424031. The reversal of 871919424001 is 100424919178.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 871919424001 - 2⁹ = 871919423489 is a prime.

It is a super-3 number, since 3×871919424001³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (871919424031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10138597911 + ... + 10138597996.

It is an arithmetic number, because the mean of its divisors is an integer number (223049154988).

Almost surely, 2^871919424001 is an apocalyptic number.

It is an amenable number.

871919424001 is a deficient number, since it is larger than the sum of its proper divisors (20277195951).

871919424001 is a wasteful number, since it uses less digits than its factorization.

871919424001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20277195950.

The product of its (nonzero) digits is 145152, while the sum is 46.

The spelling of 871919424001 in words is "eight hundred seventy-one billion, nine hundred nineteen million, four hundred twenty-four thousand, one".