38678403381265 has 8 divisors (see below), whose sum is σ = 46460919667968. Its totient is φ = 30911498964720.

The previous prime is 38678403381227. The next prime is 38678403381311. The reversal of 38678403381265 is 56218330487683.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38678403381265 - 2²⁷ = 38678269163537 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38678403381197 and 38678403381206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3902962087 + ... + 3902971996.

It is an arithmetic number, because the mean of its divisors is an integer number (5807614958496).

Almost surely, 2^{38678403381265} is an apocalyptic number.

It is an amenable number.

38678403381265 is a deficient number, since it is larger than the sum of its proper divisors (7782516286703).

38678403381265 is an equidigital number, since it uses as much as digits as its factorization.

38678403381265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7805935079.

The product of its (nonzero) digits is 139345920, while the sum is 64.

The spelling of 38678403381265 in words is "thirty-eight trillion, six hundred seventy-eight billion, four hundred three million, three hundred eighty-one thousand, two hundred sixty-five".