871374420048066 has 64 divisors (see below), whose sum is σ = 1905841463500800. Its totient is φ = 263405587544000.

The previous prime is 871374420048061. The next prime is 871374420048089. The reversal of 871374420048066 is 660840024473178.

It is not an unprimeable number, because it can be changed into a prime (871374420048061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 429034240 + ... + 431060468.

It is an arithmetic number, because the mean of its divisors is an integer number (29778772867200).

Almost surely, 2^{871374420048066} is an apocalyptic number.

871374420048066 is an abundant number, since it is smaller than the sum of its proper divisors (1034467043452734).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

871374420048066 is a wasteful number, since it uses less digits than its factorization.

871374420048066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042215.

The product of its (nonzero) digits is 43352064, while the sum is 60.

The spelling of 871374420048066 in words is "eight hundred seventy-one trillion, three hundred seventy-four billion, four hundred twenty million, forty-eight thousand, sixty-six".