3742255498181 has 2 divisors, whose sum is σ = 3742255498182. Its totient is φ = 3742255498180.

The previous prime is 3742255498159. The next prime is 3742255498213. The reversal of 3742255498181 is 1818945522473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3250931605156 + 491323893025 = 1803034^2 + 700945^2 .

It is a cyclic number.

It is not a de Polignac number, because 3742255498181 - 2¹⁰ = 3742255497157 is a prime.

It is a super-2 number, since 2×3742255498181² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3742255498181.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3742255498151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1871127749090 + 1871127749091.

It is an arithmetic number, because the mean of its divisors is an integer number (1871127749091).

Almost surely, 2^{3742255498181} is an apocalyptic number.

It is an amenable number.

3742255498181 is a deficient number, since it is larger than the sum of its proper divisors (1).

3742255498181 is an equidigital number, since it uses as much as digits as its factorization.

3742255498181 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19353600, while the sum is 59.

The spelling of 3742255498181 in words is "three trillion, seven hundred forty-two billion, two hundred fifty-five million, four hundred ninety-eight thousand, one hundred eighty-one".