38775004201 has 2 divisors, whose sum is σ = 38775004202. Its totient is φ = 38775004200.

The previous prime is 38775004187. The next prime is 38775004207. The reversal of 38775004201 is 10240057783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 24593766976 + 14181237225 = 156824^2 + 119085^2 .

It is a cyclic number.

It is not a de Polignac number, because 38775004201 - 2¹³ = 38774996009 is a prime.

It is not a weakly prime, because it can be changed into another prime (38775004207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19387502100 + 19387502101.

It is an arithmetic number, because the mean of its divisors is an integer number (19387502101).

Almost surely, 2^38775004201 is an apocalyptic number.

It is an amenable number.

38775004201 is a deficient number, since it is larger than the sum of its proper divisors (1).

38775004201 is an equidigital number, since it uses as much as digits as its factorization.

38775004201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47040, while the sum is 37.

The spelling of 38775004201 in words is "thirty-eight billion, seven hundred seventy-five million, four thousand, two hundred one".