338887585816 has 32 divisors (see below), whose sum is σ = 689515873200. Its totient is φ = 155215681920.

The previous prime is 338887585789. The next prime is 338887585837. The reversal of 338887585816 is 618585788833.

It is a super-2 number, since 2×338887585816² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 12423531 + ... + 12450778.

Almost surely, 2^338887585816 is an apocalyptic number.

It is an amenable number.

338887585816 is an abundant number, since it is smaller than the sum of its proper divisors (350628287384).

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

338887585816 is a wasteful number, since it uses less digits than its factorization.

338887585816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24874459 (or 24874455 counting only the distinct ones).

The product of its digits is 309657600, while the sum is 70.

The spelling of 338887585816 in words is "three hundred thirty-eight billion, eight hundred eighty-seven million, five hundred eighty-five thousand, eight hundred sixteen".