438082337365093 has 4 divisors (see below), whose sum is σ = 440614605211308. Its totient is φ = 435550069518880.

The previous prime is 438082337365091. The next prime is 438082337365117. The reversal of 438082337365093 is 390563733280834.

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 422456310202564 + 15626027162529 = 20553742^2 + 3952977^2 .

It is a cyclic number.

It is not a de Polignac number, because 438082337365093 - 2¹ = 438082337365091 is a prime.

It is a super-2 number, since 2×438082337365093² (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 (438082337365091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1266133922848 + ... + 1266133923193.

It is an arithmetic number, because the mean of its divisors is an integer number (110153651302827).

Almost surely, 2^{438082337365093} is an apocalyptic number.

It is an amenable number.

438082337365093 is a deficient number, since it is larger than the sum of its proper divisors (2532267846215).

438082337365093 is a wasteful number, since it uses less digits than its factorization.

438082337365093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2532267846214.

The product of its (nonzero) digits is 235146240, while the sum is 64.

The spelling of 438082337365093 in words is "four hundred thirty-eight trillion, eighty-two billion, three hundred thirty-seven million, three hundred sixty-five thousand, ninety-three".