5644062008 has 64 divisors (see below), whose sum is σ = 11882233440. Its totient is φ = 2496259584.

The previous prime is 5644062007. The next prime is 5644062013. The reversal of 5644062008 is 8002604465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644062007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225110 + ... + 248922.

Almost surely, 2^5644062008 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 5644062008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5941116720).

5644062008 is an abundant number, since it is smaller than the sum of its proper divisors (6238171432).

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

5644062008 is a wasteful number, since it uses less digits than its factorization.

5644062008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23928 (or 23924 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 5644062008 is about 75126.9725731045. The cubic root of 5644062008 is about 1780.4533213962.

The spelling of 5644062008 in words is "five billion, six hundred forty-four million, sixty-two thousand, eight".