45555552043 has 2 divisors, whose sum is σ = 45555552044. Its totient is φ = 45555552042.

The previous prime is 45555552041. The next prime is 45555552083. The reversal of 45555552043 is 34025555554.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45555552043 - 2¹ = 45555552041 is a prime.

Together with 45555552041, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (45555552041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22777776021 + 22777776022.

It is an arithmetic number, because the mean of its divisors is an integer number (22777776022).

Almost surely, 2^45555552043 is an apocalyptic number.

45555552043 is a deficient number, since it is larger than the sum of its proper divisors (1).

45555552043 is an equidigital number, since it uses as much as digits as its factorization.

45555552043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1500000, while the sum is 43.

The spelling of 45555552043 in words is "forty-five billion, five hundred fifty-five million, five hundred fifty-two thousand, forty-three".