338647591935416 has 8 divisors (see below), whose sum is σ = 634964234878920. Its totient is φ = 169323795967704.

The previous prime is 338647591935409. The next prime is 338647591935431. The reversal of 338647591935416 is 614539195746833.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×338647591935416² (a number of 30 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 (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21165474495956 + ... + 21165474495971.

It is an arithmetic number, because the mean of its divisors is an integer number (79370529359865).

Almost surely, 2^{338647591935416} is an apocalyptic number.

It is an amenable number.

338647591935416 is a deficient number, since it is larger than the sum of its proper divisors (296316642943504).

338647591935416 is a wasteful number, since it uses less digits than its factorization.

338647591935416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42330948991933 (or 42330948991929 counting only the distinct ones).

The product of its digits is 1763596800, while the sum is 74.

The spelling of 338647591935416 in words is "three hundred thirty-eight trillion, six hundred forty-seven billion, five hundred ninety-one million, nine hundred thirty-five thousand, four hundred sixteen".