4365544545 has 64 divisors (see below), whose sum is σ = 7929653760. Its totient is φ = 2277939456.

The previous prime is 4365544531. The next prime is 4365544549. The reversal of 4365544545 is 5454455634.

4365544545 is a `hidden beast` number, since 4 + 3 + 65 + 5 + 44 + 545 = 666.

It is not a de Polignac number, because 4365544545 - 2⁸ = 4365544289 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4365544545.

It is not an unprimeable number, because it can be changed into a prime (4365544549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3598359 + ... + 3599571.

It is an arithmetic number, because the mean of its divisors is an integer number (123900840).

Almost surely, 2^4365544545 is an apocalyptic number.

4365544545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4365544545 is a deficient number, since it is larger than the sum of its proper divisors (3564109215).

4365544545 is a wasteful number, since it uses less digits than its factorization.

4365544545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783 (or 1777 counting only the distinct ones).

The product of its digits is 2880000, while the sum is 45.

The square root of 4365544545 is about 66072.2675939005. The cubic root of 4365544545 is about 1634.3540416037.

The spelling of 4365544545 in words is "four billion, three hundred sixty-five million, five hundred forty-four thousand, five hundred forty-five".