37613422431161 has 2 divisors, whose sum is σ = 37613422431162. Its totient is φ = 37613422431160.

The previous prime is 37613422431149. The next prime is 37613422431163. The reversal of 37613422431161 is 16113422431673.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37304793295225 + 308629135936 = 6107765^2 + 555544^2 .

It is a cyclic number.

It is not a de Polignac number, because 37613422431161 - 2¹⁰ = 37613422430137 is a prime.

Together with 37613422431163, 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 (37613422431163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18806711215580 + 18806711215581.

It is an arithmetic number, because the mean of its divisors is an integer number (18806711215581).

Almost surely, 2^{37613422431161} is an apocalyptic number.

It is an amenable number.

37613422431161 is a deficient number, since it is larger than the sum of its proper divisors (1).

37613422431161 is an equidigital number, since it uses as much as digits as its factorization.

37613422431161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 435456, while the sum is 44.

The spelling of 37613422431161 in words is "thirty-seven trillion, six hundred thirteen billion, four hundred twenty-two million, four hundred thirty-one thousand, one hundred sixty-one".