545116055646 has 32 divisors (see below), whose sum is σ = 1091341486080. Its totient is φ = 181520529344.

The previous prime is 545116055609. The next prime is 545116055663. The reversal of 545116055646 is 646550611545.

It is a junction number, because it is equal to n+sod(n) for n = 545116055595 and 545116055604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54929641 + ... + 54939563.

It is an arithmetic number, because the mean of its divisors is an integer number (34104421440).

Almost surely, 2^545116055646 is an apocalyptic number.

545116055646 is an abundant number, since it is smaller than the sum of its proper divisors (546225430434).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545116055646 is a wasteful number, since it uses less digits than its factorization.

545116055646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18320.

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 545116055646 in words is "five hundred forty-five billion, one hundred sixteen million, fifty-five thousand, six hundred forty-six".