38342558221 has 8 divisors (see below), whose sum is σ = 41840964000. Its totient is φ = 34846272240.

The previous prime is 38342558213. The next prime is 38342558231. The reversal of 38342558221 is 12285524383.

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

It is a cyclic number.

It is not a de Polignac number, because 38342558221 - 2³ = 38342558213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38342558231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 492006 + ... + 564583.

It is an arithmetic number, because the mean of its divisors is an integer number (5230120500).

Almost surely, 2^38342558221 is an apocalyptic number.

It is an amenable number.

38342558221 is a deficient number, since it is larger than the sum of its proper divisors (3498405779).

38342558221 is a wasteful number, since it uses less digits than its factorization.

38342558221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059899.

The product of its digits is 460800, while the sum is 43.

The spelling of 38342558221 in words is "thirty-eight billion, three hundred forty-two million, five hundred fifty-eight thousand, two hundred twenty-one".