871442051776748 has 24 divisors (see below), whose sum is σ = 1538630285933328. Its totient is φ = 431833954599936.

The previous prime is 871442051776721. The next prime is 871442051776823. The reversal of 871442051776748 is 847677150244178.

It is a super-2 number, since 2×871442051776748² (a number of 31 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63215786 + ... + 75756977.

It is an arithmetic number, because the mean of its divisors is an integer number (64109595247222).

Almost surely, 2^{871442051776748} is an apocalyptic number.

It is an amenable number.

871442051776748 is a deficient number, since it is larger than the sum of its proper divisors (667188234156580).

871442051776748 is a wasteful number, since it uses less digits than its factorization.

871442051776748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138986753 (or 138986751 counting only the distinct ones).

The product of its (nonzero) digits is 590069760, while the sum is 71.

The spelling of 871442051776748 in words is "eight hundred seventy-one trillion, four hundred forty-two billion, fifty-one million, seven hundred seventy-six thousand, seven hundred forty-eight".