38563858220 has 24 divisors (see below), whose sum is σ = 81031231008. Its totient is φ = 15416566400.

The previous prime is 38563858213. The next prime is 38563858283. The reversal of 38563858220 is 2285836583.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525776 + ... + 594615.

It is an arithmetic number, because the mean of its divisors is an integer number (3376301292).

Almost surely, 2^38563858220 is an apocalyptic number.

It is an amenable number.

38563858220 is an abundant number, since it is smaller than the sum of its proper divisors (42467372788).

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

38563858220 is a wasteful number, since it uses less digits than its factorization.

38563858220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122121 (or 1122119 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 50.

The spelling of 38563858220 in words is "thirty-eight billion, five hundred sixty-three million, eight hundred fifty-eight thousand, two hundred twenty".