4045365545 has 8 divisors (see below), whose sum is σ = 5227857096. Its totient is φ = 2987346816.

The previous prime is 4045365539. The next prime is 4045365593. The reversal of 4045365545 is 5455635404.

It is a happy number.

4045365545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 128232976 + 3917132569 = 11324^2 + 62587^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4045365545 - 2¹⁶ = 4045300009 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31118132 + ... + 31118261.

It is an arithmetic number, because the mean of its divisors is an integer number (653482137).

Almost surely, 2^4045365545 is an apocalyptic number.

It is an amenable number.

4045365545 is a deficient number, since it is larger than the sum of its proper divisors (1182491551).

4045365545 is a wasteful number, since it uses less digits than its factorization.

4045365545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62236411.

The product of its (nonzero) digits is 720000, while the sum is 41.

The square root of 4045365545 is about 63603.1881669465. The cubic root of 4045365545 is about 1593.3796163628.

The spelling of 4045365545 in words is "four billion, forty-five million, three hundred sixty-five thousand, five hundred forty-five".