2140082291869 has 2 divisors, whose sum is σ = 2140082291870. Its totient is φ = 2140082291868.

The previous prime is 2140082291833. The next prime is 2140082291909. The reversal of 2140082291869 is 9681922800412.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1945104408900 + 194977882969 = 1394670^2 + 441563^2 .

It is a cyclic number.

It is not a de Polignac number, because 2140082291869 - 2³³ = 2131492357277 is a prime.

It is a super-2 number, since 2×2140082291869² (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 (2140082291969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070041145934 + 1070041145935.

It is an arithmetic number, because the mean of its divisors is an integer number (1070041145935).

Almost surely, 2^{2140082291869} is an apocalyptic number.

It is an amenable number.

2140082291869 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140082291869 is an equidigital number, since it uses as much as digits as its factorization.

2140082291869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 52.

The spelling of 2140082291869 in words is "two trillion, one hundred forty billion, eighty-two million, two hundred ninety-one thousand, eight hundred sixty-nine".