440066737044 has 72 divisors (see below), whose sum is σ = 1233411160800. Its totient is φ = 131167425600.

The previous prime is 440066737027. The next prime is 440066737069. The reversal of 440066737044 is 440737660044.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 9084694 + ... + 9133005.

Almost surely, 2^440066737044 is an apocalyptic number.

440066737044 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

440066737044 is an abundant number, since it is smaller than the sum of its proper divisors (793344423756).

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

440066737044 is a wasteful number, since it uses less digits than its factorization.

440066737044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18217781 (or 18217776 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 45.

The spelling of 440066737044 in words is "four hundred forty billion, sixty-six million, seven hundred thirty-seven thousand, forty-four".