5439014561 has 4 divisors (see below), whose sum is σ = 5758956612. Its totient is φ = 5119072512.

The previous prime is 5439014549. The next prime is 5439014563. The reversal of 5439014561 is 1654109345.

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 3809358400 + 1629656161 = 61720^2 + 40369^2 .

It is a cyclic number.

It is not a de Polignac number, because 5439014561 - 2²² = 5434820257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5439014563) 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, 159971000 + ... + 159971033.

It is an arithmetic number, because the mean of its divisors is an integer number (1439739153).

Almost surely, 2^5439014561 is an apocalyptic number.

It is an amenable number.

5439014561 is a deficient number, since it is larger than the sum of its proper divisors (319942051).

5439014561 is a wasteful number, since it uses less digits than its factorization.

5439014561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319942050.

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 5439014561 is about 73749.6749891144. The cubic root of 5439014561 is about 1758.6256661896.

The spelling of 5439014561 in words is "five billion, four hundred thirty-nine million, fourteen thousand, five hundred sixty-one".