5524144561 has 4 divisors (see below), whose sum is σ = 5949078772. Its totient is φ = 5099210352.

The previous prime is 5524144559. The next prime is 5524144583. The reversal of 5524144561 is 1654414255.

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 1535464225 + 3988680336 = 39185^2 + 63156^2 .

It is a cyclic number.

It is not a de Polignac number, because 5524144561 - 2¹ = 5524144559 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5524144561.

It is not an unprimeable number, because it can be changed into a prime (5524124561) 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, 212467086 + ... + 212467111.

It is an arithmetic number, because the mean of its divisors is an integer number (1487269693).

Almost surely, 2^5524144561 is an apocalyptic number.

It is an amenable number.

5524144561 is a deficient number, since it is larger than the sum of its proper divisors (424934211).

5524144561 is a wasteful number, since it uses less digits than its factorization.

5524144561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424934210.

The product of its digits is 96000, while the sum is 37.

The square root of 5524144561 is about 74324.5892084174. The cubic root of 5524144561 is about 1767.7533883802.

The spelling of 5524144561 in words is "five billion, five hundred twenty-four million, one hundred forty-four thousand, five hundred sixty-one".