5665511013 has 16 divisors (see below), whose sum is σ = 7595078400. Its totient is φ = 3756515840.

The previous prime is 5665511011. The next prime is 5665511039. The reversal of 5665511013 is 3101155665.

It is a cyclic number.

It is not a de Polignac number, because 5665511013 - 2¹ = 5665511011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665511011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 627193 + ... + 636161.

It is an arithmetic number, because the mean of its divisors is an integer number (474692400).

Almost surely, 2^5665511013 is an apocalyptic number.

It is an amenable number.

5665511013 is a deficient number, since it is larger than the sum of its proper divisors (1929567387).

5665511013 is a wasteful number, since it uses less digits than its factorization.

5665511013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10092.

The product of its (nonzero) digits is 13500, while the sum is 33.

The square root of 5665511013 is about 75269.5888988375. The cubic root of 5665511013 is about 1782.7058762526.

Adding to 5665511013 its reverse (3101155665), we get a palindrome (8766666678).

The spelling of 5665511013 in words is "five billion, six hundred sixty-five million, five hundred eleven thousand, thirteen".