917866214112 has 192 divisors, whose sum is σ = 2616654716928. Its totient is φ = 281055744000.

The previous prime is 917866214093. The next prime is 917866214129. The reversal of 917866214112 is 211412668719.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 4412937 + ... + 4616247.

It is an arithmetic number, because the mean of its divisors is an integer number (13628409984).

Almost surely, 2^917866214112 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 917866214112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1308327358464).

917866214112 is an abundant number, since it is smaller than the sum of its proper divisors (1698788502816).

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

917866214112 is a wasteful number, since it uses less digits than its factorization.

917866214112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203433 (or 203425 counting only the distinct ones).

The product of its digits is 290304, while the sum is 48.

The spelling of 917866214112 in words is "nine hundred seventeen billion, eight hundred sixty-six million, two hundred fourteen thousand, one hundred twelve".