545200323246623 has 4 divisors (see below), whose sum is σ = 594763988996328. Its totient is φ = 495636657496920.

The previous prime is 545200323246599. The next prime is 545200323246637. The reversal of 545200323246623 is 326642323002545.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 545200323246623 - 2¹⁴ = 545200323230239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545200323246323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24781832874836 + ... + 24781832874857.

It is an arithmetic number, because the mean of its divisors is an integer number (148690997249082).

Almost surely, 2^{545200323246623} is an apocalyptic number.

545200323246623 is a deficient number, since it is larger than the sum of its proper divisors (49563665749705).

545200323246623 is a wasteful number, since it uses less digits than its factorization.

545200323246623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49563665749704.

The product of its (nonzero) digits is 6220800, while the sum is 47.

The spelling of 545200323246623 in words is "five hundred forty-five trillion, two hundred billion, three hundred twenty-three million, two hundred forty-six thousand, six hundred twenty-three".