5645503518 has 16 divisors (see below), whose sum is σ = 11476106256. Its totient is φ = 1850984640.

The previous prime is 5645503517. The next prime is 5645503519. The reversal of 5645503518 is 8153055465.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5645503517) and next prime (5645503519).

It is a self number, because there is not a number n which added to its sum of digits gives 5645503518.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5645503517) 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 7 ways as a sum of consecutive naturals, for example, 7712071 + ... + 7712802.

It is an arithmetic number, because the mean of its divisors is an integer number (717256641).

Almost surely, 2^5645503518 is an apocalyptic number.

5645503518 is an abundant number, since it is smaller than the sum of its proper divisors (5830602738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5645503518 is a wasteful number, since it uses less digits than its factorization.

5645503518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15424939.

The product of its (nonzero) digits is 360000, while the sum is 42.

The square root of 5645503518 is about 75136.5657852420. The cubic root of 5645503518 is about 1780.6048861613.

The spelling of 5645503518 in words is "five billion, six hundred forty-five million, five hundred three thousand, five hundred eighteen".