545405645066 has 8 divisors (see below), whose sum is σ = 844499063424. Its totient is φ = 263905957260.

The previous prime is 545405645039. The next prime is 545405645129. The reversal of 545405645066 is 660546504545.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4398432560 + ... + 4398432683.

It is an arithmetic number, because the mean of its divisors is an integer number (105562382928).

Almost surely, 2^545405645066 is an apocalyptic number.

545405645066 is a deficient number, since it is larger than the sum of its proper divisors (299093418358).

545405645066 is a wasteful number, since it uses less digits than its factorization.

545405645066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8796865276.

The product of its (nonzero) digits is 8640000, while the sum is 50.

The spelling of 545405645066 in words is "five hundred forty-five billion, four hundred five million, six hundred forty-five thousand, sixty-six".