438301055365 has 4 divisors (see below), whose sum is σ = 525961266444. Its totient is φ = 350640844288.

The previous prime is 438301055317. The next prime is 438301055393. The reversal of 438301055365 is 563550103834.

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 308573584036 + 129727471329 = 555494^2 + 360177^2 .

It is a cyclic number.

It is not a de Polignac number, because 438301055365 - 2²⁵ = 438267500933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43830105532 + ... + 43830105541.

It is an arithmetic number, because the mean of its divisors is an integer number (131490316611).

Almost surely, 2^438301055365 is an apocalyptic number.

It is an amenable number.

438301055365 is a deficient number, since it is larger than the sum of its proper divisors (87660211079).

438301055365 is an equidigital number, since it uses as much as digits as its factorization.

438301055365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87660211078.

The product of its (nonzero) digits is 648000, while the sum is 43.

The spelling of 438301055365 in words is "four hundred thirty-eight billion, three hundred one million, fifty-five thousand, three hundred sixty-five".