3926181136201 has 2 divisors, whose sum is σ = 3926181136202. Its totient is φ = 3926181136200.

The previous prime is 3926181136159. The next prime is 3926181136223. The reversal of 3926181136201 is 1026311816293.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2709483894601 + 1216697241600 = 1646051^2 + 1103040^2 .

It is a cyclic number.

It is not a de Polignac number, because 3926181136201 - 2²¹ = 3926179039049 is a prime.

It is not a weakly prime, because it can be changed into another prime (3926181136001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1963090568100 + 1963090568101.

It is an arithmetic number, because the mean of its divisors is an integer number (1963090568101).

Almost surely, 2^{3926181136201} is an apocalyptic number.

It is an amenable number.

3926181136201 is a deficient number, since it is larger than the sum of its proper divisors (1).

3926181136201 is an equidigital number, since it uses as much as digits as its factorization.

3926181136201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 93312, while the sum is 43.

The spelling of 3926181136201 in words is "three trillion, nine hundred twenty-six billion, one hundred eighty-one million, one hundred thirty-six thousand, two hundred one".