545464545 has 16 divisors (see below), whose sum is σ = 896331840. Its totient is φ = 283051584.

The previous prime is 545464537. The next prime is 545464547.

545464545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545464545 - 2³ = 545464537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545464497 and 545464506.

It is not an unprimeable number, because it can be changed into a prime (545464547) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490855 + ... + 491964.

It is an arithmetic number, because the mean of its divisors is an integer number (56020740).

Almost surely, 2^545464545 is an apocalyptic number.

It is an amenable number.

545464545 is a deficient number, since it is larger than the sum of its proper divisors (350867295).

545464545 is a wasteful number, since it uses less digits than its factorization.

545464545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982864.

The product of its digits is 960000, while the sum is 42.

The square root of 545464545 is about 23355.1824013430. The cubic root of 545464545 is about 817.0629335176.

The spelling of 545464545 in words is "five hundred forty-five million, four hundred sixty-four thousand, five hundred forty-five".