38661329007344 has 10 divisors (see below), whose sum is σ = 74906324951760. Its totient is φ = 19330664503664.

The previous prime is 38661329007331. The next prime is 38661329007401. The reversal of 38661329007344 is 44370092316683.

It is a super-2 number, since 2×38661329007344² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38661329007344.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1208166531464 + ... + 1208166531495.

It is an arithmetic number, because the mean of its divisors is an integer number (7490632495176).

Almost surely, 2^{38661329007344} is an apocalyptic number.

It is an amenable number.

38661329007344 is a deficient number, since it is larger than the sum of its proper divisors (36244995944416).

38661329007344 is a wasteful number, since it uses less digits than its factorization.

38661329007344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416333062967 (or 2416333062961 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 56.

The spelling of 38661329007344 in words is "thirty-eight trillion, six hundred sixty-one billion, three hundred twenty-nine million, seven thousand, three hundred forty-four".