38605638273216 has 112 divisors (see below), whose sum is σ = 117005696822784. Its totient is φ = 11004708335616.

The previous prime is 38605638273127. The next prime is 38605638273227. The reversal of 38605638273216 is 61237283650683.

It is a tau number, because it is divible by the number of its divisors (112).

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 38605638273216.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32587140 + ... + 33751043.

It is an arithmetic number, because the mean of its divisors is an integer number (1044693721632).

Almost surely, 2^{38605638273216} is an apocalyptic number.

It is an amenable number.

38605638273216 is an abundant number, since it is smaller than the sum of its proper divisors (78400058549568).

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

38605638273216 is a wasteful number, since it uses less digits than its factorization.

38605638273216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66338638 (or 66338628 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 60.

The spelling of 38605638273216 in words is "thirty-eight trillion, six hundred five billion, six hundred thirty-eight million, two hundred seventy-three thousand, two hundred sixteen".