45645245567 has 2 divisors, whose sum is σ = 45645245568. Its totient is φ = 45645245566.

The previous prime is 45645245561. The next prime is 45645245603. The reversal of 45645245567 is 76554254654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45645245567 - 2²² = 45641051263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45645245561) 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, 22822622783 + 22822622784.

It is an arithmetic number, because the mean of its divisors is an integer number (22822622784).

Almost surely, 2^45645245567 is an apocalyptic number.

45645245567 is a deficient number, since it is larger than the sum of its proper divisors (1).

45645245567 is an equidigital number, since it uses as much as digits as its factorization.

45645245567 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20160000, while the sum is 53.

The spelling of 45645245567 in words is "forty-five billion, six hundred forty-five million, two hundred forty-five thousand, five hundred sixty-seven".