440261444484 has 27 divisors (see below), whose sum is σ = 1112893159287. Its totient is φ = 146752487784.

The previous prime is 440261444453. The next prime is 440261444549. The reversal of 440261444484 is 484444162044.

The square root of 440261444484 is 663522.

It is a perfect power (a square), and thus also a powerful number.

440261444484 is a `hidden beast` number, since 4 + 4 + 0 + 26 + 144 + 4 + 484 = 666.

It is an unprimeable number.

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 8 ways as a sum of consecutive naturals, for example, 3925839 + ... + 4036425.

Almost surely, 2^440261444484 is an apocalyptic number.

440261444484 is the 663522-nd square number.

It is an amenable number.

440261444484 is an abundant number, since it is smaller than the sum of its proper divisors (672631714803).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

440261444484 is an frugal number, since it uses more digits than its factorization.

440261444484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221184 (or 110592 counting only the distinct ones).

The product of its (nonzero) digits is 1572864, while the sum is 45.

The spelling of 440261444484 in words is "four hundred forty billion, two hundred sixty-one million, four hundred forty-four thousand, four hundred eighty-four".