5644892160 has 384 divisors, whose sum is σ = 21263860800. Its totient is φ = 1415577600.

The previous prime is 5644892131. The next prime is 5644892171. The reversal of 5644892160 is 612984465.

5644892160 is a `hidden beast` number, since 5 + 6 + 4 + 489 + 2 + 160 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4699560 + ... + 4700760.

Almost surely, 2^5644892160 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 5644892160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10631930400).

5644892160 is an abundant number, since it is smaller than the sum of its proper divisors (15618968640).

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

5644892160 is a wasteful number, since it uses less digits than its factorization.

5644892160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1228 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The square root of 5644892160 is about 75132.4973629920. The cubic root of 5644892160 is about 1780.5406092646.

The spelling of 5644892160 in words is "five billion, six hundred forty-four million, eight hundred ninety-two thousand, one hundred sixty".