82374310041181 has 2 divisors, whose sum is σ = 82374310041182. Its totient is φ = 82374310041180.

The previous prime is 82374310041169. The next prime is 82374310041187. The reversal of 82374310041181 is 18114001347328.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 70915177843225 + 11459132197956 = 8421115^2 + 3385134^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82374310041181 is a prime.

It is a super-2 number, since 2×82374310041181² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82374310041187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41187155020590 + 41187155020591.

It is an arithmetic number, because the mean of its divisors is an integer number (41187155020591).

Almost surely, 2^{82374310041181} is an apocalyptic number.

It is an amenable number.

82374310041181 is a deficient number, since it is larger than the sum of its proper divisors (1).

82374310041181 is an equidigital number, since it uses as much as digits as its factorization.

82374310041181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 129024, while the sum is 43.

The spelling of 82374310041181 in words is "eighty-two trillion, three hundred seventy-four billion, three hundred ten million, forty-one thousand, one hundred eighty-one".