338490857966 has 24 divisors (see below), whose sum is σ = 535918053384. Its totient is φ = 160322117040.

The previous prime is 338490857953. The next prime is 338490857977. The reversal of 338490857966 is 669758094833.

It is a super-2 number, since 2×338490857966² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338490857896 and 338490857905.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11147681 + ... + 11178003.

It is an arithmetic number, because the mean of its divisors is an integer number (22329918891).

Almost surely, 2^338490857966 is an apocalyptic number.

338490857966 is a deficient number, since it is larger than the sum of its proper divisors (197427195418).

338490857966 is a wasteful number, since it uses less digits than its factorization.

338490857966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45824 (or 45805 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 68.

The spelling of 338490857966 in words is "three hundred thirty-eight billion, four hundred ninety million, eight hundred fifty-seven thousand, nine hundred sixty-six".