2163440871097 has 8 divisors (see below), whose sum is σ = 2360129291712. Its totient is φ = 1966754446800.

The previous prime is 2163440871079. The next prime is 2163440871139. The reversal of 2163440871097 is 7901780443612.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2163440871097 - 2¹¹ = 2163440869049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2163440871047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2607847 + ... + 3335827.

It is an arithmetic number, because the mean of its divisors is an integer number (295016161464).

Almost surely, 2^{2163440871097} is an apocalyptic number.

It is an amenable number.

2163440871097 is a deficient number, since it is larger than the sum of its proper divisors (196688420615).

2163440871097 is a wasteful number, since it uses less digits than its factorization.

2163440871097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998159.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 2163440871097 in words is "two trillion, one hundred sixty-three billion, four hundred forty million, eight hundred seventy-one thousand, ninety-seven".