440280307068 has 24 divisors (see below), whose sum is σ = 1174080819072. Its totient is φ = 125794373424.

The previous prime is 440280307043. The next prime is 440280307097. The reversal of 440280307068 is 860703082044.

It is a Harshad number since it is a multiple of its sum of digits (42).

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 7 ways as a sum of consecutive naturals, for example, 2620716030 + ... + 2620716197.

It is an arithmetic number, because the mean of its divisors is an integer number (48920034128).

Almost surely, 2^440280307068 is an apocalyptic number.

It is an amenable number.

440280307068 is an abundant number, since it is smaller than the sum of its proper divisors (733800512004).

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

440280307068 is a wasteful number, since it uses less digits than its factorization.

440280307068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5241432241 (or 5241432239 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 42.

The spelling of 440280307068 in words is "four hundred forty billion, two hundred eighty million, three hundred seven thousand, sixty-eight".