38936860019 has 2 divisors, whose sum is σ = 38936860020. Its totient is φ = 38936860018.

The previous prime is 38936860007. The next prime is 38936860049. The reversal of 38936860019 is 91006863983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38936860019 - 2⁴ = 38936860003 is a prime.

It is a super-2 number, since 2×38936860019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38936860049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19468430009 + 19468430010.

It is an arithmetic number, because the mean of its divisors is an integer number (19468430010).

Almost surely, 2^38936860019 is an apocalyptic number.

38936860019 is a deficient number, since it is larger than the sum of its proper divisors (1).

38936860019 is an equidigital number, since it uses as much as digits as its factorization.

38936860019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 38936860019 in words is "thirty-eight billion, nine hundred thirty-six million, eight hundred sixty thousand, nineteen".