38387734208011 has 2 divisors, whose sum is σ = 38387734208012. Its totient is φ = 38387734208010.

The previous prime is 38387734207993. The next prime is 38387734208081. The reversal of 38387734208011 is 11080243778383.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38387734208011 - 2²⁷ = 38387599990283 is a prime.

It is a super-2 number, since 2×38387734208011² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38387734208081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19193867104005 + 19193867104006.

It is an arithmetic number, because the mean of its divisors is an integer number (19193867104006).

Almost surely, 2^{38387734208011} is an apocalyptic number.

38387734208011 is a deficient number, since it is larger than the sum of its proper divisors (1).

38387734208011 is an equidigital number, since it uses as much as digits as its factorization.

38387734208011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5419008, while the sum is 55.

The spelling of 38387734208011 in words is "thirty-eight trillion, three hundred eighty-seven billion, seven hundred thirty-four million, two hundred eight thousand, eleven".