338762643613 has 8 divisors (see below), whose sum is σ = 341777482488. Its totient is φ = 335748102144.

The previous prime is 338762643533. The next prime is 338762643631. The reversal of 338762643613 is 316346267833.

It can be written as a sum of positive squares in 4 ways, for example, as 721567044 + 338041076569 = 26862^2 + 581413^2 .

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 338762643613 - 2¹⁷ = 338762512541 is a prime.

It is a super-3 number, since 3×338762643613³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338762643683) 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, 2658445 + ... + 2782957.

It is an arithmetic number, because the mean of its divisors is an integer number (42722185311).

Almost surely, 2^338762643613 is an apocalyptic number.

It is an amenable number.

338762643613 is a deficient number, since it is larger than the sum of its proper divisors (3014838875).

338762643613 is a wasteful number, since it uses less digits than its factorization.

338762643613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148703.

The product of its digits is 7838208, while the sum is 52.

The spelling of 338762643613 in words is "three hundred thirty-eight billion, seven hundred sixty-two million, six hundred forty-three thousand, six hundred thirteen".