545204344556 has 12 divisors (see below), whose sum is σ = 954117145968. Its totient is φ = 272599445712.

The previous prime is 545204344541. The next prime is 545204344579. The reversal of 545204344556 is 655443402545.

It is a self number, because there is not a number n which added to its sum of digits gives 545204344556.

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, 192776 + ... + 1061871.

It is an arithmetic number, because the mean of its divisors is an integer number (79509762164).

Almost surely, 2^545204344556 is an apocalyptic number.

It is an amenable number.

545204344556 is a deficient number, since it is larger than the sum of its proper divisors (408912801412).

545204344556 is a wasteful number, since it uses less digits than its factorization.

545204344556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363288 (or 1363286 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 47.

The spelling of 545204344556 in words is "five hundred forty-five billion, two hundred four million, three hundred forty-four thousand, five hundred fifty-six".