745705436191 has 2 divisors, whose sum is σ = 745705436192. Its totient is φ = 745705436190.

The previous prime is 745705436167. The next prime is 745705436221. The reversal of 745705436191 is 191634507547.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 745705436191 - 2¹⁵ = 745705403423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745705433191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372852718095 + 372852718096.

It is an arithmetic number, because the mean of its divisors is an integer number (372852718096).

Almost surely, 2^745705436191 is an apocalyptic number.

745705436191 is a deficient number, since it is larger than the sum of its proper divisors (1).

745705436191 is an equidigital number, since it uses as much as digits as its factorization.

745705436191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 52.

The spelling of 745705436191 in words is "seven hundred forty-five billion, seven hundred five million, four hundred thirty-six thousand, one hundred ninety-one".