38678424385040 has 80 divisors (see below), whose sum is σ = 98194839878016. Its totient is φ = 14051649945600.

The previous prime is 38678424385037. The next prime is 38678424385121. The reversal of 38678424385040 is 4058342487683.

38678424385040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19738481 + ... + 21609360.

Almost surely, 2^{38678424385040} is an apocalyptic number.

It is an amenable number.

38678424385040 is an abundant number, since it is smaller than the sum of its proper divisors (59516415492976).

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

38678424385040 is a wasteful number, since it uses less digits than its factorization.

38678424385040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41348928 (or 41348922 counting only the distinct ones).

The product of its (nonzero) digits is 123863040, while the sum is 62.

The spelling of 38678424385040 in words is "thirty-eight trillion, six hundred seventy-eight billion, four hundred twenty-four million, three hundred eighty-five thousand, forty".