440367171064 has 8 divisors (see below), whose sum is σ = 825688445760. Its totient is φ = 220183585528.

The previous prime is 440367171059. The next prime is 440367171067. The reversal of 440367171064 is 460171763044.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 440367171064.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440367171067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27522948184 + ... + 27522948199.

It is an arithmetic number, because the mean of its divisors is an integer number (103211055720).

Almost surely, 2^440367171064 is an apocalyptic number.

It is an amenable number.

440367171064 is a deficient number, since it is larger than the sum of its proper divisors (385321274696).

440367171064 is a wasteful number, since it uses less digits than its factorization.

440367171064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55045896389 (or 55045896385 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 440367171064 in words is "four hundred forty billion, three hundred sixty-seven million, one hundred seventy-one thousand, sixty-four".