338580533851 has 4 divisors (see below), whose sum is σ = 386949181552. Its totient is φ = 290211886152.

The previous prime is 338580533849. The next prime is 338580533857. The reversal of 338580533851 is 158335085833.

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

It is a cyclic number.

It is not a de Polignac number, because 338580533851 - 2¹ = 338580533849 is a prime.

It is a super-2 number, since 2×338580533851² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338580533857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24184323840 + ... + 24184323853.

It is an arithmetic number, because the mean of its divisors is an integer number (96737295388).

Almost surely, 2^338580533851 is an apocalyptic number.

338580533851 is a deficient number, since it is larger than the sum of its proper divisors (48368647701).

338580533851 is an equidigital number, since it uses as much as digits as its factorization.

338580533851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48368647700.

The product of its (nonzero) digits is 5184000, while the sum is 52.

The spelling of 338580533851 in words is "three hundred thirty-eight billion, five hundred eighty million, five hundred thirty-three thousand, eight hundred fifty-one".