5441756449 has 4 divisors (see below), whose sum is σ = 5445940500. Its totient is φ = 5437572400.

The previous prime is 5441756443. The next prime is 5441756497. The reversal of 5441756449 is 9446571445.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9446571445 = 5 ⋅1889314289.

It can be written as a sum of positive squares in 2 ways, for example, as 1013785600 + 4427970849 = 31840^2 + 66543^2 .

It is a cyclic number.

It is not a de Polignac number, because 5441756449 - 2⁹ = 5441755937 is a prime.

It is a super-2 number, since 2×5441756449² = 59225426500466179202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5441756443) 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, 2090074 + ... + 2092675.

It is an arithmetic number, because the mean of its divisors is an integer number (1361485125).

Almost surely, 2^5441756449 is an apocalyptic number.

It is an amenable number.

5441756449 is a deficient number, since it is larger than the sum of its proper divisors (4184051).

5441756449 is a wasteful number, since it uses less digits than its factorization.

5441756449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4184050.

The product of its digits is 2419200, while the sum is 49.

The square root of 5441756449 is about 73768.2618000451. The cubic root of 5441756449 is about 1758.9211329824.

The spelling of 5441756449 in words is "five billion, four hundred forty-one million, seven hundred fifty-six thousand, four hundred forty-nine".