5448581153 has 4 divisors (see below), whose sum is σ = 5451216660. Its totient is φ = 5445945648.

The previous prime is 5448581071. The next prime is 5448581221. The reversal of 5448581153 is 3511858445.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 320302609 + 5128278544 = 17897^2 + 71612^2 .

It is a cyclic number.

It is not a de Polignac number, because 5448581153 - 2¹⁰ = 5448580129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5448481153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1314650 + ... + 1318787.

It is an arithmetic number, because the mean of its divisors is an integer number (1362804165).

Almost surely, 2^5448581153 is an apocalyptic number.

It is an amenable number.

5448581153 is a deficient number, since it is larger than the sum of its proper divisors (2635507).

5448581153 is a wasteful number, since it uses less digits than its factorization.

5448581153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635506.

The product of its digits is 384000, while the sum is 44.

The square root of 5448581153 is about 73814.5050311929. The cubic root of 5448581153 is about 1759.6561347189.

The spelling of 5448581153 in words is "five billion, four hundred forty-eight million, five hundred eighty-one thousand, one hundred fifty-three".