2167326581741 has 2 divisors, whose sum is σ = 2167326581742. Its totient is φ = 2167326581740.

The previous prime is 2167326581687. The next prime is 2167326581807. The reversal of 2167326581741 is 1471856237612.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2109364093225 + 57962488516 = 1452365^2 + 240754^2 .

It is a cyclic number.

It is not a de Polignac number, because 2167326581741 - 2²⁶ = 2167259472877 is a prime.

It is a super-2 number, since 2×2167326581741² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2167326584741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1083663290870 + 1083663290871.

It is an arithmetic number, because the mean of its divisors is an integer number (1083663290871).

Almost surely, 2^{2167326581741} is an apocalyptic number.

It is an amenable number.

2167326581741 is a deficient number, since it is larger than the sum of its proper divisors (1).

2167326581741 is an equidigital number, since it uses as much as digits as its factorization.

2167326581741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 53.

The spelling of 2167326581741 in words is "two trillion, one hundred sixty-seven billion, three hundred twenty-six million, five hundred eighty-one thousand, seven hundred forty-one".