5423749632 has 600 divisors, whose sum is σ = 20066214564. Its totient is φ = 1449197568.

The previous prime is 5423749631. The next prime is 5423749637. The reversal of 5423749632 is 2369473245.

5423749632 is a `hidden beast` number, since 5 + 4 + 2 + 3 + 7 + 4 + 9 + 632 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5414605056 + 9144576 = 73584^2 + 3024^2 .

It is not an unprimeable number, because it can be changed into a prime (5423749631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 34546098 + ... + 34546254.

Almost surely, 2^5423749632 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 5423749632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10033107282).

5423749632 is an abundant number, since it is smaller than the sum of its proper divisors (14642464932).

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

5423749632 is a wasteful number, since it uses less digits than its factorization.

5423749632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218 (or 186 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 5423749632 is about 73646.1107730748. The cubic root of 5423749632 is about 1756.9788942614.

The spelling of 5423749632 in words is "five billion, four hundred twenty-three million, seven hundred forty-nine thousand, six hundred thirty-two".