545144596872 has 64 divisors (see below), whose sum is σ = 1440046080000. Its totient is φ = 171496321344.

The previous prime is 545144596831. The next prime is 545144596873. The reversal of 545144596872 is 278695441545.

It is not an unprimeable number, because it can be changed into a prime (545144596873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2152872 + ... + 2392727.

It is an arithmetic number, because the mean of its divisors is an integer number (22500720000).

Almost surely, 2^545144596872 is an apocalyptic number.

It is an amenable number.

545144596872 is an abundant number, since it is smaller than the sum of its proper divisors (894901483128).

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

545144596872 is a wasteful number, since it uses less digits than its factorization.

545144596872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4545890 (or 4545886 counting only the distinct ones).

The product of its digits is 48384000, while the sum is 60.

The spelling of 545144596872 in words is "five hundred forty-five billion, one hundred forty-four million, five hundred ninety-six thousand, eight hundred seventy-two".