4538481696 has 144 divisors (see below), whose sum is σ = 14800129344. Its totient is φ = 1292308992.

The previous prime is 4538481691. The next prime is 4538481697. The reversal of 4538481696 is 6961848354.

4538481696 is a `hidden beast` number, since 4 + 538 + 4 + 8 + 16 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×4538481696² = 41195632209854072832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4538481691) 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 23 ways as a sum of consecutive naturals, for example, 615246 + ... + 622578.

It is an arithmetic number, because the mean of its divisors is an integer number (102778676).

Almost surely, 2^4538481696 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 4538481696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7400064672).

4538481696 is an abundant number, since it is smaller than the sum of its proper divisors (10261647648).

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

4538481696 is a wasteful number, since it uses less digits than its factorization.

4538481696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7663 (or 7652 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The square root of 4538481696 is about 67368.2543636096. The cubic root of 4538481696 is about 1655.6563384044.

The spelling of 4538481696 in words is "four billion, five hundred thirty-eight million, four hundred eighty-one thousand, six hundred ninety-six".