3838750126181 has 2 divisors, whose sum is σ = 3838750126182. Its totient is φ = 3838750126180.

The previous prime is 3838750126093. The next prime is 3838750126241. The reversal of 3838750126181 is 1816210578383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3803439958081 + 35310168100 = 1950241^2 + 187910^2 .

It is a cyclic number.

It is not a de Polignac number, because 3838750126181 - 2¹⁰ = 3838750125157 is a prime.

It is a super-2 number, since 2×3838750126181² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3838755126181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1919375063090 + 1919375063091.

It is an arithmetic number, because the mean of its divisors is an integer number (1919375063091).

Almost surely, 2^{3838750126181} is an apocalyptic number.

It is an amenable number.

3838750126181 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838750126181 is an equidigital number, since it uses as much as digits as its factorization.

3838750126181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 53.

The spelling of 3838750126181 in words is "three trillion, eight hundred thirty-eight billion, seven hundred fifty million, one hundred twenty-six thousand, one hundred eighty-one".