382517649109 has 4 divisors (see below), whose sum is σ = 382523634220. Its totient is φ = 382511664000.

The previous prime is 382517649089. The next prime is 382517649139. The reversal of 382517649109 is 901946715283.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 305068428900 + 77449220209 = 552330^2 + 278297^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-382517649109 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 382517649109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382517649139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2895642 + ... + 3024859.

It is an arithmetic number, because the mean of its divisors is an integer number (95630908555).

It is a 1-persistent number, because it is pandigital, but 2⋅382517649109 = 765035298218 is not.

Almost surely, 2^382517649109 is an apocalyptic number.

It is an amenable number.

382517649109 is a deficient number, since it is larger than the sum of its proper divisors (5985111).

382517649109 is an equidigital number, since it uses as much as digits as its factorization.

382517649109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5985110.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 382517649109 in words is "three hundred eighty-two billion, five hundred seventeen million, six hundred forty-nine thousand, one hundred nine".