38242221475799 has 32 divisors (see below), whose sum is σ = 42142494051840. Its totient is φ = 34414408828800.

The previous prime is 38242221475739. The next prime is 38242221475901. The reversal of 38242221475799 is 99757412224283.

It is not a de Polignac number, because 38242221475799 - 2¹² = 38242221471703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38242221475729) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2738818592 + ... + 2738832554.

It is an arithmetic number, because the mean of its divisors is an integer number (1316952939120).

Almost surely, 2^{38242221475799} is an apocalyptic number.

38242221475799 is a deficient number, since it is larger than the sum of its proper divisors (3900272576041).

38242221475799 is a wasteful number, since it uses less digits than its factorization.

38242221475799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20391.

The product of its digits is 121927680, while the sum is 65.

The spelling of 38242221475799 in words is "thirty-eight trillion, two hundred forty-two billion, two hundred twenty-one million, four hundred seventy-five thousand, seven hundred ninety-nine".