8144473245 has 32 divisors (see below), whose sum is σ = 13518316800. Its totient is φ = 4182173184.

The previous prime is 8144473243. The next prime is 8144473247. The reversal of 8144473245 is 5423744418.

It is an interprime number because it is at equal distance from previous prime (8144473243) and next prime (8144473247).

It is not a de Polignac number, because 8144473245 - 2¹ = 8144473243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8144473197 and 8144473206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8144473243) 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 in 31 ways as a sum of consecutive naturals, for example, 130089 + ... + 182241.

It is an arithmetic number, because the mean of its divisors is an integer number (422447400).

Almost surely, 2^8144473245 is an apocalyptic number.

It is an amenable number.

8144473245 is a deficient number, since it is larger than the sum of its proper divisors (5373843555).

8144473245 is a wasteful number, since it uses less digits than its factorization.

8144473245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52549.

The product of its digits is 430080, while the sum is 42.

The square root of 8144473245 is about 90246.7353703169. The cubic root of 8144473245 is about 2011.9676815429.

The spelling of 8144473245 in words is "eight billion, one hundred forty-four million, four hundred seventy-three thousand, two hundred forty-five".