846724600854 has 144 divisors (see below), whose sum is σ = 2214210542544. Its totient is φ = 241489797120.

The previous prime is 846724600847. The next prime is 846724600903. The reversal of 846724600854 is 458006427648.

It is a happy number.

846724600854 is a `hidden beast` number, since 8 + 4 + 6 + 7 + 24 + 600 + 8 + 5 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 846724600854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 576214 + ... + 1423190.

It is an arithmetic number, because the mean of its divisors is an integer number (15376462101).

Almost surely, 2^846724600854 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 846724600854, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1107105271272).

846724600854 is an abundant number, since it is smaller than the sum of its proper divisors (1367485941690).

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

846724600854 is a wasteful number, since it uses less digits than its factorization.

846724600854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847033 (or 847010 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 54.

The spelling of 846724600854 in words is "eight hundred forty-six billion, seven hundred twenty-four million, six hundred thousand, eight hundred fifty-four".