2918465648193 has 32 divisors (see below), whose sum is σ = 4122034993152. Its totient is φ = 1832847984000.

The previous prime is 2918465648191. The next prime is 2918465648201. The reversal of 2918465648193 is 3918465648192.

It is not a de Polignac number, because 2918465648193 - 2¹ = 2918465648191 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2918465648191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20459668 + ... + 20601818.

It is an arithmetic number, because the mean of its divisors is an integer number (128813593536).

Almost surely, 2^{2918465648193} is an apocalyptic number.

2918465648193 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2918465648193 is a deficient number, since it is larger than the sum of its proper divisors (1203569344959).

2918465648193 is a wasteful number, since it uses less digits than its factorization.

2918465648193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146685.

The product of its digits is 89579520, while the sum is 66.

Subtracting 2918465648193 from its reverse (3918465648192), we obtain a palindrome (999999999999).

The spelling of 2918465648193 in words is "two trillion, nine hundred eighteen billion, four hundred sixty-five million, six hundred forty-eight thousand, one hundred ninety-three".