338355628887 has 16 divisors (see below), whose sum is σ = 452639425248. Its totient is φ = 224821309440.

The previous prime is 338355628861. The next prime is 338355628901. The reversal of 338355628887 is 788826553833.

It is not a de Polignac number, because 338355628887 - 2³² = 334060661591 is a prime.

It is a super-2 number, since 2×338355628887² (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 (338355628817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9542263 + ... + 9577655.

It is an arithmetic number, because the mean of its divisors is an integer number (28289964078).

Almost surely, 2^338355628887 is an apocalyptic number.

338355628887 is a deficient number, since it is larger than the sum of its proper divisors (114283796361).

338355628887 is a wasteful number, since it uses less digits than its factorization.

338355628887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45890.

The product of its digits is 232243200, while the sum is 66.

The spelling of 338355628887 in words is "three hundred thirty-eight billion, three hundred fifty-five million, six hundred twenty-eight thousand, eight hundred eighty-seven".