5665534465 has 4 divisors (see below), whose sum is σ = 6798641364. Its totient is φ = 4532427568.

The previous prime is 5665534463. The next prime is 5665534471. The reversal of 5665534465 is 5644355665.

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 705008704 + 4960525761 = 26552^2 + 70431^2 .

It is a cyclic number.

It is not a de Polignac number, because 5665534465 - 2¹ = 5665534463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5665534463) 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, 566553442 + ... + 566553451.

It is an arithmetic number, because the mean of its divisors is an integer number (1699660341).

Almost surely, 2^5665534465 is an apocalyptic number.

It is an amenable number.

5665534465 is a deficient number, since it is larger than the sum of its proper divisors (1133106899).

5665534465 is a wasteful number, since it uses less digits than its factorization.

5665534465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133106898.

The product of its digits is 6480000, while the sum is 49.

The square root of 5665534465 is about 75269.7446853648. The cubic root of 5665534465 is about 1782.7083360460.

The spelling of 5665534465 in words is "five billion, six hundred sixty-five million, five hundred thirty-four thousand, four hundred sixty-five".