846223322648 has 64 divisors (see below), whose sum is σ = 1809472677120. Its totient is φ = 367250083200.

The previous prime is 846223322621. The next prime is 846223322657.

846223322648 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×846223322648² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 846223322596 and 846223322605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 724958 + ... + 1489298.

It is an arithmetic number, because the mean of its divisors is an integer number (28273010580).

Almost surely, 2^846223322648 is an apocalyptic number.

846223322648 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 846223322648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (904736338560).

846223322648 is an abundant number, since it is smaller than the sum of its proper divisors (963249354472).

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

846223322648 is a wasteful number, since it uses less digits than its factorization.

846223322648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764928 (or 764924 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 50.

The spelling of 846223322648 in words is "eight hundred forty-six billion, two hundred twenty-three million, three hundred twenty-two thousand, six hundred forty-eight".