38648549994 has 8 divisors (see below), whose sum is σ = 77297100000. Its totient is φ = 12882849996.

The previous prime is 38648549993. The next prime is 38648550041. The reversal of 38648549994 is 49994584683.

38648549994 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

38648549994 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (38648549993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3220712494 + ... + 3220712505.

It is an arithmetic number, because the mean of its divisors is an integer number (9662137500).

Almost surely, 2^38648549994 is an apocalyptic number.

38648549994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

38648549994 is a wasteful number, since it uses less digits than its factorization.

38648549994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6441425004.

The product of its digits is 268738560, while the sum is 69.

The spelling of 38648549994 in words is "thirty-eight billion, six hundred forty-eight million, five hundred forty-nine thousand, nine hundred ninety-four".