10188844368 has 80 divisors (see below), whose sum is σ = 26760031296. Its totient is φ = 3339832320.

The previous prime is 10188844349. The next prime is 10188844397. The reversal of 10188844368 is 86344888101.

It is a self number, because there is not a number n which added to its sum of digits gives 10188844368.

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, 2123380 + ... + 2128172.

Almost surely, 2^10188844368 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 10188844368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13380015648).

10188844368 is an abundant number, since it is smaller than the sum of its proper divisors (16571186928).

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

10188844368 is a wasteful number, since it uses less digits than its factorization.

10188844368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532 (or 5526 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 51.

The spelling of 10188844368 in words is "ten billion, one hundred eighty-eight million, eight hundred forty-four thousand, three hundred sixty-eight".