545011215150223 has 2 divisors, whose sum is σ = 545011215150224. Its totient is φ = 545011215150222.

The previous prime is 545011215150211. The next prime is 545011215150271. The reversal of 545011215150223 is 322051512110545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545011215150223 - 2²¹ = 545011213053071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545011215150203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272505607575111 + 272505607575112.

It is an arithmetic number, because the mean of its divisors is an integer number (272505607575112).

Almost surely, 2^{545011215150223} is an apocalyptic number.

545011215150223 is a deficient number, since it is larger than the sum of its proper divisors (1).

545011215150223 is an equidigital number, since it uses as much as digits as its factorization.

545011215150223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60000, while the sum is 37.

Adding to 545011215150223 its reverse (322051512110545), we get a palindrome (867062727260768).

The spelling of 545011215150223 in words is "five hundred forty-five trillion, eleven billion, two hundred fifteen million, one hundred fifty thousand, two hundred twenty-three".