4138621037938 has 8 divisors (see below), whose sum is σ = 6212106364032. Its totient is φ = 2067918916596.

The previous prime is 4138621037927. The next prime is 4138621037959. The reversal of 4138621037938 is 8397301268314.

4138621037938 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.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 695797470 + ... + 695803417.

It is an arithmetic number, because the mean of its divisors is an integer number (776513295504).

Almost surely, 2^{4138621037938} is an apocalyptic number.

4138621037938 is a deficient number, since it is larger than the sum of its proper divisors (2073485326094).

4138621037938 is a wasteful number, since it uses less digits than its factorization.

4138621037938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391602376.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 4138621037938 in words is "four trillion, one hundred thirty-eight billion, six hundred twenty-one million, thirty-seven thousand, nine hundred thirty-eight".