38884638811 has 2 divisors, whose sum is σ = 38884638812. Its totient is φ = 38884638810.

The previous prime is 38884638769. The next prime is 38884638853. The reversal of 38884638811 is 11883648883.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (38884638769) and next prime (38884638853).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38884638811 is a prime.

It is not a weakly prime, because it can be changed into another prime (38884638911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19442319405 + 19442319406.

It is an arithmetic number, because the mean of its divisors is an integer number (19442319406).

Almost surely, 2^38884638811 is an apocalyptic number.

38884638811 is a deficient number, since it is larger than the sum of its proper divisors (1).

38884638811 is an equidigital number, since it uses as much as digits as its factorization.

38884638811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7077888, while the sum is 58.

The spelling of 38884638811 in words is "thirty-eight billion, eight hundred eighty-four million, six hundred thirty-eight thousand, eight hundred eleven".