5653738665 has 48 divisors (see below), whose sum is σ = 10068903936. Its totient is φ = 2932972800.

The previous prime is 5653738663. The next prime is 5653738687. The reversal of 5653738665 is 5668373565.

5653738665 is a `hidden beast` number, since 565 + 3 + 73 + 8 + 6 + 6 + 5 = 666.

It is not a de Polignac number, because 5653738665 - 2¹ = 5653738663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5653738663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 635800 + ... + 644630.

It is an arithmetic number, because the mean of its divisors is an integer number (209768832).

Almost surely, 2^5653738665 is an apocalyptic number.

It is an amenable number.

5653738665 is a deficient number, since it is larger than the sum of its proper divisors (4415165271).

5653738665 is a wasteful number, since it uses less digits than its factorization.

5653738665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9230 (or 9227 counting only the distinct ones).

The product of its digits is 13608000, while the sum is 54.

The square root of 5653738665 is about 75191.3470088148. The cubic root of 5653738665 is about 1781.4702603342.

The spelling of 5653738665 in words is "five billion, six hundred fifty-three million, seven hundred thirty-eight thousand, six hundred sixty-five".