4345163865 has 192 divisors, whose sum is σ = 9550725120. Its totient is φ = 1834980480.

The previous prime is 4345163863. The next prime is 4345163881. The reversal of 4345163865 is 5683615434.

4345163865 is a `hidden beast` number, since 4 + 3 + 4 + 5 + 1 + 638 + 6 + 5 = 666.

It is not a de Polignac number, because 4345163865 - 2¹ = 4345163863 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4345163865.

It is not an unprimeable number, because it can be changed into a prime (4345163863) 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 191 ways as a sum of consecutive naturals, for example, 16033680 + ... + 16033950.

It is an arithmetic number, because the mean of its divisors is an integer number (49743360).

Almost surely, 2^4345163865 is an apocalyptic number.

4345163865 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4345163865 is an abundant number, since it is smaller than the sum of its proper divisors (5205561255).

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

4345163865 is a wasteful number, since it uses less digits than its factorization.

4345163865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377 (or 352 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The square root of 4345163865 is about 65917.8569509052. The cubic root of 4345163865 is about 1631.8067292483.

The spelling of 4345163865 in words is "four billion, three hundred forty-five million, one hundred sixty-three thousand, eight hundred sixty-five".