440046294168 has 64 divisors (see below), whose sum is σ = 1247094777600. Its totient is φ = 128272602240.

The previous prime is 440046294143. The next prime is 440046294169. The reversal of 440046294168 is 861492640044.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440046294169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37109988 + ... + 37121843.

It is an arithmetic number, because the mean of its divisors is an integer number (19485855900).

Almost surely, 2^440046294168 is an apocalyptic number.

It is an amenable number.

440046294168 is an abundant number, since it is smaller than the sum of its proper divisors (807048483432).

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

440046294168 is a wasteful number, since it uses less digits than its factorization.

440046294168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74231872 (or 74231868 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 48.

The spelling of 440046294168 in words is "four hundred forty billion, forty-six million, two hundred ninety-four thousand, one hundred sixty-eight".