4481492521 has 8 divisors (see below), whose sum is σ = 4913720064. Its totient is φ = 4053401520.

The previous prime is 4481492501. The next prime is 4481492527. The reversal of 4481492521 is 1252941844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4481492521 - 2¹¹ = 4481490473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4481492527) 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, 1031865 + ... + 1036198.

It is an arithmetic number, because the mean of its divisors is an integer number (614215008).

Almost surely, 2^4481492521 is an apocalyptic number.

It is an amenable number.

4481492521 is a deficient number, since it is larger than the sum of its proper divisors (432227543).

4481492521 is a wasteful number, since it uses less digits than its factorization.

4481492521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2068271.

The product of its digits is 92160, while the sum is 40.

The square root of 4481492521 is about 66943.9505930148. The cubic root of 4481492521 is about 1648.6971681942.

The spelling of 4481492521 in words is "four billion, four hundred eighty-one million, four hundred ninety-two thousand, five hundred twenty-one".