338633028645 has 8 divisors (see below), whose sum is σ = 541812845856. Its totient is φ = 180604281936.

The previous prime is 338633028577. The next prime is 338633028673. The reversal of 338633028645 is 546820336833.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 338633028645 - 2⁸ = 338633028389 is a prime.

It is a super-2 number, since 2×338633028645² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11287767607 + ... + 11287767636.

It is an arithmetic number, because the mean of its divisors is an integer number (67726605732).

Almost surely, 2^338633028645 is an apocalyptic number.

It is an amenable number.

338633028645 is a deficient number, since it is larger than the sum of its proper divisors (203179817211).

338633028645 is a wasteful number, since it uses less digits than its factorization.

338633028645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22575535251.

The product of its (nonzero) digits is 7464960, while the sum is 51.

The spelling of 338633028645 in words is "three hundred thirty-eight billion, six hundred thirty-three million, twenty-eight thousand, six hundred forty-five".