38678403552238 has 16 divisors (see below), whose sum is σ = 58160411266320. Its totient is φ = 19291655118400.

The previous prime is 38678403552227. The next prime is 38678403552293. The reversal of 38678403552238 is 83225530487683.

It is a self number, because there is not a number n which added to its sum of digits gives 38678403552238.

It is a congruent number.

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, 12431143 + ... + 15227938.

It is an arithmetic number, because the mean of its divisors is an integer number (3635025704145).

Almost surely, 2^{38678403552238} is an apocalyptic number.

38678403552238 is a deficient number, since it is larger than the sum of its proper divisors (19482007714082).

38678403552238 is a wasteful number, since it uses less digits than its factorization.

38678403552238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27660803.

The product of its (nonzero) digits is 232243200, while the sum is 64.

The spelling of 38678403552238 in words is "thirty-eight trillion, six hundred seventy-eight billion, four hundred three million, five hundred fifty-two thousand, two hundred thirty-eight".