5441554521 has 48 divisors (see below), whose sum is σ = 8845200000. Its totient is φ = 3198514176.

The previous prime is 5441554513. The next prime is 5441554541. The reversal of 5441554521 is 1254551445.

5441554521 is a `hidden beast` number, since 54 + 4 + 1 + 554 + 52 + 1 = 666.

It is not a de Polignac number, because 5441554521 - 2³ = 5441554513 is a prime.

It is a super-2 number, since 2×5441554521² = 59221031210031078882, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5441554501) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3360250 + ... + 3361868.

It is an arithmetic number, because the mean of its divisors is an integer number (184275000).

Almost surely, 2^5441554521 is an apocalyptic number.

It is an amenable number.

5441554521 is a deficient number, since it is larger than the sum of its proper divisors (3403645479).

5441554521 is a wasteful number, since it uses less digits than its factorization.

5441554521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2910 (or 2907 counting only the distinct ones).

The product of its digits is 80000, while the sum is 36.

The square root of 5441554521 is about 73766.8931228637. The cubic root of 5441554521 is about 1758.8993765376.

The spelling of 5441554521 in words is "five billion, four hundred forty-one million, five hundred fifty-four thousand, five hundred twenty-one".