5185628783244 has 144 divisors (see below), whose sum is σ = 16165929911040. Its totient is φ = 1364852522880.

The previous prime is 5185628783239. The next prime is 5185628783261. The reversal of 5185628783244 is 4423878265815.

5185628783244 is a `hidden beast` number, since 5 + 185 + 62 + 8 + 78 + 324 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3414 + ... + 3220445.

It is an arithmetic number, because the mean of its divisors is an integer number (112263402160).

Almost surely, 2^{5185628783244} 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 5185628783244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8082964955520).

5185628783244 is an abundant number, since it is smaller than the sum of its proper divisors (10980301127796).

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

5185628783244 is a wasteful number, since it uses less digits than its factorization.

5185628783244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3224380 (or 3224375 counting only the distinct ones).

The product of its digits is 103219200, while the sum is 63.

The spelling of 5185628783244 in words is "five trillion, one hundred eighty-five billion, six hundred twenty-eight million, seven hundred eighty-three thousand, two hundred forty-four".