876851720880 has 40 divisors (see below), whose sum is σ = 2718240335472. Its totient is φ = 233827125504.

The previous prime is 876851720879. The next prime is 876851720917. The reversal of 876851720880 is 88027158678.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1826774179 + ... + 1826774658.

Almost surely, 2^876851720880 is an apocalyptic number.

876851720880 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

876851720880 is an abundant number, since it is smaller than the sum of its proper divisors (1841388614592).

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

876851720880 is a wasteful number, since it uses less digits than its factorization.

876851720880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3653548853 (or 3653548847 counting only the distinct ones).

The product of its (nonzero) digits is 12042240, while the sum is 60.

The spelling of 876851720880 in words is "eight hundred seventy-six billion, eight hundred fifty-one million, seven hundred twenty thousand, eight hundred eighty".