4158521536 has 56 divisors (see below), whose sum is σ = 9173569664. Its totient is φ = 1857392640.

The previous prime is 4158521531. The next prime is 4158521551. The reversal of 4158521536 is 6351258514.

It is not an unprimeable number, because it can be changed into a prime (4158521531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54825 + ... + 106408.

It is an arithmetic number, because the mean of its divisors is an integer number (163813744).

Almost surely, 2^4158521536 is an apocalyptic number.

It is an amenable number.

4158521536 is an abundant number, since it is smaller than the sum of its proper divisors (5015048128).

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

4158521536 is a wasteful number, since it uses less digits than its factorization.

4158521536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161289 (or 161279 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The square root of 4158521536 is about 64486.5996622554. The cubic root of 4158521536 is about 1608.0997520686.

The spelling of 4158521536 in words is "four billion, one hundred fifty-eight million, five hundred twenty-one thousand, five hundred thirty-six".