871374176278047 has 72 divisors (see below), whose sum is σ = 1373613716376720. Its totient is φ = 532036026362880.

The previous prime is 871374176278019. The next prime is 871374176278057. The reversal of 871374176278047 is 740872671473178.

871374176278047 is a `hidden beast` number, since 8 + 7 + 1 + 37 + 417 + 62 + 7 + 80 + 47 = 666.

It is not a de Polignac number, because 871374176278047 - 2⁴⁶ = 801005432100383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (871374176278057) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 115550404 + ... + 122860262.

It is an arithmetic number, because the mean of its divisors is an integer number (19077968283010).

Almost surely, 2^{871374176278047} is an apocalyptic number.

871374176278047 is a deficient number, since it is larger than the sum of its proper divisors (502239540098673).

871374176278047 is a wasteful number, since it uses less digits than its factorization.

871374176278047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7310505 (or 7310489 counting only the distinct ones).

The product of its (nonzero) digits is 619573248, while the sum is 72.

The spelling of 871374176278047 in words is "eight hundred seventy-one trillion, three hundred seventy-four billion, one hundred seventy-six million, two hundred seventy-eight thousand, forty-seven".