545456659 has 8 divisors (see below), whose sum is σ = 596733552. Its totient is φ = 494461440.

The previous prime is 545456647. The next prime is 545456689. The reversal of 545456659 is 956654545.

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

It is not a de Polignac number, because 545456659 - 2⁷ = 545456531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (545456629) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66354 + ... + 74119.

It is an arithmetic number, because the mean of its divisors is an integer number (74591694).

Almost surely, 2^545456659 is an apocalyptic number.

545456659 is a deficient number, since it is larger than the sum of its proper divisors (51276893).

545456659 is a wasteful number, since it uses less digits than its factorization.

545456659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140837.

The product of its digits is 3240000, while the sum is 49.

The square root of 545456659 is about 23355.0135731067. The cubic root of 545456659 is about 817.0589959630.

The spelling of 545456659 in words is "five hundred forty-five million, four hundred fifty-six thousand, six hundred fifty-nine".