440164662352050 has 96 divisors (see below), whose sum is σ = 1108480216421952. Its totient is φ = 115564897198080.

The previous prime is 440164662352033. The next prime is 440164662352057. The reversal of 440164662352050 is 50253266461044.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (440164662352057) 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 in 47 ways as a sum of consecutive naturals, for example, 7778322 + ... + 30672978.

It is an arithmetic number, because the mean of its divisors is an integer number (11546668921062).

Almost surely, 2^{440164662352050} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 440164662352050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (554240108210976).

440164662352050 is an abundant number, since it is smaller than the sum of its proper divisors (668315554069902).

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

440164662352050 is a wasteful number, since it uses less digits than its factorization.

440164662352050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22896652 (or 22896647 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 440164662352050 in words is "four hundred forty trillion, one hundred sixty-four billion, six hundred sixty-two million, three hundred fifty-two thousand, fifty".