4464161287 has 4 divisors (see below), whose sum is σ = 4658255280. Its totient is φ = 4270067296.

The previous prime is 4464161243. The next prime is 4464161329. The reversal of 4464161287 is 7821614644.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4464161287 - 2²⁷ = 4329943559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4464161227) 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 3 ways as a sum of consecutive naturals, for example, 97046962 + ... + 97047007.

It is an arithmetic number, because the mean of its divisors is an integer number (1164563820).

Almost surely, 2^4464161287 is an apocalyptic number.

4464161287 is a deficient number, since it is larger than the sum of its proper divisors (194093993).

4464161287 is a wasteful number, since it uses less digits than its factorization.

4464161287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194093992.

The product of its digits is 258048, while the sum is 43.

The square root of 4464161287 is about 66814.3793430726. The cubic root of 4464161287 is about 1646.5690921701.

The spelling of 4464161287 in words is "four billion, four hundred sixty-four million, one hundred sixty-one thousand, two hundred eighty-seven".