8445043929 has 16 divisors (see below), whose sum is σ = 13428145152. Its totient is φ = 4615924368.

The previous prime is 8445043927. The next prime is 8445043931. The reversal of 8445043929 is 9293405448.

It is an interprime number because it is at equal distance from previous prime (8445043927) and next prime (8445043931).

It is not a de Polignac number, because 8445043929 - 2¹ = 8445043927 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8445043927) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8741799 + ... + 8742764.

It is an arithmetic number, because the mean of its divisors is an integer number (839259072).

Almost surely, 2^8445043929 is an apocalyptic number.

It is an amenable number.

8445043929 is a deficient number, since it is larger than the sum of its proper divisors (4983101223).

8445043929 is a wasteful number, since it uses less digits than its factorization.

8445043929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17484596.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The square root of 8445043929 is about 91896.9201279346. The cubic root of 8445043929 is about 2036.4197687098.

The spelling of 8445043929 in words is "eight billion, four hundred forty-five million, forty-three thousand, nine hundred twenty-nine".