876415665216 has 224 divisors, whose sum is σ = 2912216070400. Its totient is φ = 231142367232.

The previous prime is 876415665173. The next prime is 876415665221. The reversal of 876415665216 is 612566514678.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 344280 + ... + 1367976.

It is an arithmetic number, because the mean of its divisors is an integer number (13000964600).

Almost surely, 2^876415665216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 876415665216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1456108035200).

876415665216 is an abundant number, since it is smaller than the sum of its proper divisors (2035800405184).

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

876415665216 is a wasteful number, since it uses less digits than its factorization.

876415665216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023746 (or 1023722 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 57.

The spelling of 876415665216 in words is "eight hundred seventy-six billion, four hundred fifteen million, six hundred sixty-five thousand, two hundred sixteen".