440637431082 has 24 divisors (see below), whose sum is σ = 898216456704. Its totient is φ = 144107833584.

The previous prime is 440637431063. The next prime is 440637431123. The reversal of 440637431082 is 280134736044.

It is a super-2 number, since 2×440637431082² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13055338 + ... + 13089045.

It is an arithmetic number, because the mean of its divisors is an integer number (37425685696).

Almost surely, 2^440637431082 is an apocalyptic number.

440637431082 is an abundant number, since it is smaller than the sum of its proper divisors (457579025622).

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

440637431082 is a wasteful number, since it uses less digits than its factorization.

440637431082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26144494 (or 26144441 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 440637431082 in words is "four hundred forty billion, six hundred thirty-seven million, four hundred thirty-one thousand, eighty-two".