545220542345 has 8 divisors (see below), whose sum is σ = 664029795264. Its totient is φ = 429666337584.

The previous prime is 545220542327. The next prime is 545220542413. The reversal of 545220542345 is 543245022545.

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

It is a cyclic number.

It is not a de Polignac number, because 545220542345 - 2⁶ = 545220542281 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813761669 + ... + 813762338.

It is an arithmetic number, because the mean of its divisors is an integer number (83003724408).

Almost surely, 2^545220542345 is an apocalyptic number.

It is an amenable number.

545220542345 is a deficient number, since it is larger than the sum of its proper divisors (118809252919).

545220542345 is a wasteful number, since it uses less digits than its factorization.

545220542345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627524079.

The product of its (nonzero) digits is 960000, while the sum is 41.

The spelling of 545220542345 in words is "five hundred forty-five billion, two hundred twenty million, five hundred forty-two thousand, three hundred forty-five".