38435582161811 has 2 divisors, whose sum is σ = 38435582161812. Its totient is φ = 38435582161810.

The previous prime is 38435582161751. The next prime is 38435582161813. The reversal of 38435582161811 is 11816128553483.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38435582161811 - 2²⁶ = 38435515052947 is a prime.

It is a super-2 number, since 2×38435582161811² (a number of 28 digits) contains 22 as substring.

Together with 38435582161813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38435582161813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19217791080905 + 19217791080906.

It is an arithmetic number, because the mean of its divisors is an integer number (19217791080906).

Almost surely, 2^{38435582161811} is an apocalyptic number.

38435582161811 is a deficient number, since it is larger than the sum of its proper divisors (1).

38435582161811 is an equidigital number, since it uses as much as digits as its factorization.

38435582161811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5529600, while the sum is 56.

The spelling of 38435582161811 in words is "thirty-eight trillion, four hundred thirty-five billion, five hundred eighty-two million, one hundred sixty-one thousand, eight hundred eleven".