545766545 has 8 divisors (see below), whose sum is σ = 689389440. Its totient is φ = 413633520.

The previous prime is 545766527. The next prime is 545766553. The reversal of 545766545 is 545667545.

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

It is a de Polignac number, because none of the positive numbers 2^k-545766545 is a prime.

It is a super-2 number, since 2×545766545² = 595722243282474050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 545766545.

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 7 ways as a sum of consecutive naturals, for example, 2872361 + ... + 2872550.

It is an arithmetic number, because the mean of its divisors is an integer number (86173680).

Almost surely, 2^545766545 is an apocalyptic number.

It is an amenable number.

545766545 is a deficient number, since it is larger than the sum of its proper divisors (143622895).

545766545 is a wasteful number, since it uses less digits than its factorization.

545766545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5744935.

The product of its digits is 2520000, while the sum is 47.

The square root of 545766545 is about 23361.6468811597. The cubic root of 545766545 is about 817.2136964367.

The spelling of 545766545 in words is "five hundred forty-five million, seven hundred sixty-six thousand, five hundred forty-five".