4590686545 has 8 divisors (see below), whose sum is σ = 5832872424. Its totient is φ = 3456516864.

The previous prime is 4590686543. The next prime is 4590686563. The reversal of 4590686545 is 5456860954.

It can be written as a sum of positive squares in 4 ways, for example, as 1938024529 + 2652662016 = 44023^2 + 51504^2 .

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 4590686545 - 2¹ = 4590686543 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4590686492 and 4590686501.

It is not an unprimeable number, because it can be changed into a prime (4590686543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27003954 + ... + 27004123.

It is an arithmetic number, because the mean of its divisors is an integer number (729109053).

Almost surely, 2^4590686545 is an apocalyptic number.

It is an amenable number.

4590686545 is a deficient number, since it is larger than the sum of its proper divisors (1242185879).

4590686545 is a wasteful number, since it uses less digits than its factorization.

4590686545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54008099.

The product of its (nonzero) digits is 5184000, while the sum is 52.

The square root of 4590686545 is about 67754.6053416297. The cubic root of 4590686545 is about 1661.9803318209.

The spelling of 4590686545 in words is "four billion, five hundred ninety million, six hundred eighty-six thousand, five hundred forty-five".