4063521532 has 24 divisors (see below), whose sum is σ = 8157270240. Its totient is φ = 1735032000.

The previous prime is 4063521529. The next prime is 4063521547. The reversal of 4063521532 is 2351253604.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4063521494 and 4063521503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262219 + ... + 277282.

It is an arithmetic number, because the mean of its divisors is an integer number (339886260).

Almost surely, 2^4063521532 is an apocalyptic number.

It is an amenable number.

4063521532 is an abundant number, since it is smaller than the sum of its proper divisors (4093748708).

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

4063521532 is a wasteful number, since it uses less digits than its factorization.

4063521532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539781 (or 539779 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 4063521532 is about 63745.7569725233. The cubic root of 4063521532 is about 1595.7598057092.

The spelling of 4063521532 in words is "four billion, sixty-three million, five hundred twenty-one thousand, five hundred thirty-two".