545747545 has 24 divisors (see below), whose sum is σ = 801921600. Its totient is φ = 354527712.

The previous prime is 545747497. The next prime is 545747557.

545747545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545747545 - 2⁷ = 545747417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 545747495 and 545747504.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 53965 + ... + 63274.

It is an arithmetic number, because the mean of its divisors is an integer number (33413400).

Almost surely, 2^545747545 is an apocalyptic number.

It is an amenable number.

545747545 is a deficient number, since it is larger than the sum of its proper divisors (256174055).

545747545 is a wasteful number, since it uses less digits than its factorization.

545747545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117277 (or 117270 counting only the distinct ones).

The product of its digits is 1960000, while the sum is 46.

The square root of 545747545 is about 23361.2402282071. The cubic root of 545747545 is about 817.2042129921.

The spelling of 545747545 in words is "five hundred forty-five million, seven hundred forty-seven thousand, five hundred forty-five".