5122127591871 has 8 divisors (see below), whose sum is σ = 6829522512384. Its totient is φ = 3414742199640.

The previous prime is 5122127591843. The next prime is 5122127591887. The reversal of 5122127591871 is 1781957212215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5122127591871 - 2⁵ = 5122127591839 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5122127591071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1015785 + ... + 3357986.

It is an arithmetic number, because the mean of its divisors is an integer number (853690314048).

Almost surely, 2^{5122127591871} is an apocalyptic number.

5122127591871 is a deficient number, since it is larger than the sum of its proper divisors (1707394920513).

5122127591871 is a wasteful number, since it uses less digits than its factorization.

5122127591871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4764141.

The product of its digits is 705600, while the sum is 51.

The spelling of 5122127591871 in words is "five trillion, one hundred twenty-two billion, one hundred twenty-seven million, five hundred ninety-one thousand, eight hundred seventy-one".