444609503340 has 24 divisors (see below), whose sum is σ = 1244906609520. Its totient is φ = 118562534208.

The previous prime is 444609503323. The next prime is 444609503357. The reversal of 444609503340 is 43305906444.

It is an interprime number because it is at equal distance from previous prime (444609503323) and next prime (444609503357).

It is a super-2 number, since 2×444609503340² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444609503292 and 444609503301.

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, 3705079135 + ... + 3705079254.

It is an arithmetic number, because the mean of its divisors is an integer number (51871108730).

Almost surely, 2^444609503340 is an apocalyptic number.

It is an amenable number.

444609503340 is an abundant number, since it is smaller than the sum of its proper divisors (800297106180).

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

444609503340 is a wasteful number, since it uses less digits than its factorization.

444609503340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7410158401 (or 7410158399 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 444609503340 in words is "four hundred forty-four billion, six hundred nine million, five hundred three thousand, three hundred forty".