38167364161 has 4 divisors (see below), whose sum is σ = 39098275524. Its totient is φ = 37236452800.

The previous prime is 38167364159. The next prime is 38167364177. The reversal of 38167364161 is 16146376183.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16146376183 = 7 ⋅2306625169.

It can be written as a sum of positive squares in 2 ways, for example, as 9619882561 + 28547481600 = 98081^2 + 168960^2 .

It is a cyclic number.

It is not a de Polignac number, because 38167364161 - 2¹ = 38167364159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38167364101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 465455620 + ... + 465455701.

It is an arithmetic number, because the mean of its divisors is an integer number (9774568881).

Almost surely, 2^38167364161 is an apocalyptic number.

It is an amenable number.

38167364161 is a deficient number, since it is larger than the sum of its proper divisors (930911363).

38167364161 is an equidigital number, since it uses as much as digits as its factorization.

38167364161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 930911362.

The product of its digits is 435456, while the sum is 46.

The spelling of 38167364161 in words is "thirty-eight billion, one hundred sixty-seven million, three hundred sixty-four thousand, one hundred sixty-one".