2047445529 has 16 divisors (see below), whose sum is σ = 2888064000. Its totient is φ = 1286618256.

The previous prime is 2047445509. The next prime is 2047445557. The reversal of 2047445529 is 9255447402.

It is a happy number.

It is not a de Polignac number, because 2047445529 - 2¹⁶ = 2047379993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2047445509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 78909 + ... + 101594.

It is an arithmetic number, because the mean of its divisors is an integer number (180504000).

Almost surely, 2^2047445529 is an apocalyptic number.

It is an amenable number.

2047445529 is a deficient number, since it is larger than the sum of its proper divisors (840618471).

2047445529 is a wasteful number, since it uses less digits than its factorization.

2047445529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180724.

The product of its (nonzero) digits is 403200, while the sum is 42.

The square root of 2047445529 is about 45248.7074843028. The cubic root of 2047445529 is about 1269.8062260417.

The spelling of 2047445529 in words is "two billion, forty-seven million, four hundred forty-five thousand, five hundred twenty-nine".