15450055223 has 2 divisors, whose sum is σ = 15450055224. Its totient is φ = 15450055222.

The previous prime is 15450055217. The next prime is 15450055279. The reversal of 15450055223 is 32255005451.

15450055223 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15450055223 - 2⁴ = 15450055207 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15450055223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15450055123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7725027611 + 7725027612.

It is an arithmetic number, because the mean of its divisors is an integer number (7725027612).

Almost surely, 2^15450055223 is an apocalyptic number.

15450055223 is a deficient number, since it is larger than the sum of its proper divisors (1).

15450055223 is an equidigital number, since it uses as much as digits as its factorization.

15450055223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 15450055223 in words is "fifteen billion, four hundred fifty million, fifty-five thousand, two hundred twenty-three".