338354242880 has 28 divisors (see below), whose sum is σ = 805706041620. Its totient is φ = 135341697024.

The previous prime is 338354242867. The next prime is 338354242883. The reversal of 338354242880 is 88242453833.

It can be written as a sum of positive squares in 2 ways, for example, as 36197345536 + 302156897344 = 190256^2 + 549688^2 .

It is a super-2 number, since 2×338354242880² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338354242883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 528678185 + ... + 528678824.

Almost surely, 2^338354242880 is an apocalyptic number.

It is an amenable number.

338354242880 is an abundant number, since it is smaller than the sum of its proper divisors (467351798740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338354242880 is a wasteful number, since it uses less digits than its factorization.

338354242880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057357026 (or 1057357016 counting only the distinct ones).

The product of its (nonzero) digits is 4423680, while the sum is 50.

The spelling of 338354242880 in words is "three hundred thirty-eight billion, three hundred fifty-four million, two hundred forty-two thousand, eight hundred eighty".