45544532503 has 2 divisors, whose sum is σ = 45544532504. Its totient is φ = 45544532502.

The previous prime is 45544532441. The next prime is 45544532513. The reversal of 45544532503 is 30523544554.

45544532503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45544532503 - 2²⁹ = 45007661591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45544532513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22772266251 + 22772266252.

It is an arithmetic number, because the mean of its divisors is an integer number (22772266252).

Almost surely, 2^45544532503 is an apocalyptic number.

45544532503 is a deficient number, since it is larger than the sum of its proper divisors (1).

45544532503 is an equidigital number, since it uses as much as digits as its factorization.

45544532503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720000, while the sum is 40.

The spelling of 45544532503 in words is "forty-five billion, five hundred forty-four million, five hundred thirty-two thousand, five hundred three".