4449173487 has 16 divisors (see below), whose sum is σ = 6474195840. Its totient is φ = 2695356000.

The previous prime is 4449173473. The next prime is 4449173497. The reversal of 4449173487 is 7843719444.

4449173487 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4449173487 - 2¹² = 4449169391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4449173497) 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, 57237 + ... + 110337.

It is an arithmetic number, because the mean of its divisors is an integer number (404637240).

Almost surely, 2^4449173487 is an apocalyptic number.

4449173487 is a deficient number, since it is larger than the sum of its proper divisors (2025022353).

4449173487 is a wasteful number, since it uses less digits than its factorization.

4449173487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55654.

The product of its digits is 2709504, while the sum is 51.

The square root of 4449173487 is about 66702.1250561030. The cubic root of 4449173487 is about 1644.7243172743.

The spelling of 4449173487 in words is "four billion, four hundred forty-nine million, one hundred seventy-three thousand, four hundred eighty-seven".