440664555050101 has 8 divisors (see below), whose sum is σ = 444705958102104. Its totient is φ = 436625638256640.

The previous prime is 440664555050081. The next prime is 440664555050131. The reversal of 440664555050101 is 101050555466044.

It can be written as a sum of positive squares in 4 ways, for example, as 218803559840100 + 221860995210001 = 14792010^2 + 14894999^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 440664555050101 - 2⁷ = 440664555049973 is a prime.

It is a super-2 number, since 2×440664555050101² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440664555050131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 621208530 + ... + 621917491.

It is an arithmetic number, because the mean of its divisors is an integer number (55588244762763).

Almost surely, 2^{440664555050101} is an apocalyptic number.

It is an amenable number.

440664555050101 is a deficient number, since it is larger than the sum of its proper divisors (4041403052003).

440664555050101 is a wasteful number, since it uses less digits than its factorization.

440664555050101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1243129271.

The product of its (nonzero) digits is 1440000, while the sum is 46.

The spelling of 440664555050101 in words is "four hundred forty trillion, six hundred sixty-four billion, five hundred fifty-five million, fifty thousand, one hundred one".