4541546881 has 3 divisors (see below), whose sum is σ = 4541614273. Its totient is φ = 4541479490.

The previous prime is 4541546851. The next prime is 4541546899. The reversal of 4541546881 is 1886451454.

The square root of 4541546881 is 67391.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 4541546881 - 2⁹ = 4541546369 is a prime.

It is a super-2 number, since 2×4541546881² = 41251296144641656322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4541546831) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 33696 + ... + 101086.

Almost surely, 2^4541546881 is an apocalyptic number.

4541546881 is the 67391-st square number.

4541546881 is the 33696-th centered octagonal number.

It is an amenable number.

4541546881 is a deficient number, since it is larger than the sum of its proper divisors (67392).

4541546881 is an frugal number, since it uses more digits than its factorization.

4541546881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134782 (or 67391 counting only the distinct ones).

The product of its digits is 614400, while the sum is 46.

The cubic root of 4541546881 is about 1656.0289851215.

The spelling of 4541546881 in words is "four billion, five hundred forty-one million, five hundred forty-six thousand, eight hundred eighty-one".