38684827811107 has 2 divisors, whose sum is σ = 38684827811108. Its totient is φ = 38684827811106.

The previous prime is 38684827811051. The next prime is 38684827811191. The reversal of 38684827811107 is 70111872848683.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38684827811107 is a prime.

It is not a weakly prime, because it can be changed into another prime (38684827811507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19342413905553 + 19342413905554.

It is an arithmetic number, because the mean of its divisors is an integer number (19342413905554).

Almost surely, 2^{38684827811107} is an apocalyptic number.

38684827811107 is a deficient number, since it is larger than the sum of its proper divisors (1).

38684827811107 is an equidigital number, since it uses as much as digits as its factorization.

38684827811107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28901376, while the sum is 64.

The spelling of 38684827811107 in words is "thirty-eight trillion, six hundred eighty-four billion, eight hundred twenty-seven million, eight hundred eleven thousand, one hundred seven".