2167140026693 has 2 divisors, whose sum is σ = 2167140026694. Its totient is φ = 2167140026692.

The previous prime is 2167140026671. The next prime is 2167140026767. The reversal of 2167140026693 is 3966200417612.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2166189352804 + 950673889 = 1471798^2 + 30833^2 .

It is a cyclic number.

It is not a de Polignac number, because 2167140026693 - 2²⁰ = 2167138978117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2167140026633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1083570013346 + 1083570013347.

It is an arithmetic number, because the mean of its divisors is an integer number (1083570013347).

Almost surely, 2^{2167140026693} is an apocalyptic number.

It is an amenable number.

2167140026693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2167140026693 is an equidigital number, since it uses as much as digits as its factorization.

2167140026693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 2167140026693 in words is "two trillion, one hundred sixty-seven billion, one hundred forty million, twenty-six thousand, six hundred ninety-three".