5644183788 has 96 divisors (see below), whose sum is σ = 14944608000. Its totient is φ = 1841616000.

The previous prime is 5644183723. The next prime is 5644183801. The reversal of 5644183788 is 8873814465.

5644183788 is a `hidden beast` number, since 56 + 441 + 83 + 78 + 8 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

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, 1597608 + ... + 1601136.

It is an arithmetic number, because the mean of its divisors is an integer number (155673000).

Almost surely, 2^5644183788 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 5644183788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7472304000).

5644183788 is an abundant number, since it is smaller than the sum of its proper divisors (9300424212).

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

5644183788 is a wasteful number, since it uses less digits than its factorization.

5644183788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3852 (or 3844 counting only the distinct ones).

The product of its digits is 5160960, while the sum is 54.

The square root of 5644183788 is about 75127.7830632583. The cubic root of 5644183788 is about 1780.4661267154.

The spelling of 5644183788 in words is "five billion, six hundred forty-four million, one hundred eighty-three thousand, seven hundred eighty-eight".