445429172743 has 2 divisors, whose sum is σ = 445429172744. Its totient is φ = 445429172742.

The previous prime is 445429172717. The next prime is 445429172809. The reversal of 445429172743 is 347271924544.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 445429172743 - 2²¹ = 445427075591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (445429172143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222714586371 + 222714586372.

It is an arithmetic number, because the mean of its divisors is an integer number (222714586372).

Almost surely, 2^445429172743 is an apocalyptic number.

445429172743 is a deficient number, since it is larger than the sum of its proper divisors (1).

445429172743 is an equidigital number, since it uses as much as digits as its factorization.

445429172743 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6773760, while the sum is 52.

The spelling of 445429172743 in words is "four hundred forty-five billion, four hundred twenty-nine million, one hundred seventy-two thousand, seven hundred forty-three".