2591779658848 has 24 divisors (see below), whose sum is σ = 5102911185120. Its totient is φ = 1295802215040.

The previous prime is 2591779658843. The next prime is 2591779658917. The reversal of 2591779658848 is 8488569771952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2591779658843) 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 3 ways as a sum of consecutive naturals, for example, 2255943 + ... + 3205126.

It is an arithmetic number, because the mean of its divisors is an integer number (212621299380).

Almost surely, 2^{2591779658848} is an apocalyptic number.

It is an amenable number.

2591779658848 is a deficient number, since it is larger than the sum of its proper divisors (2511131526272).

2591779658848 is a wasteful number, since it uses less digits than its factorization.

2591779658848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5475910 (or 5475902 counting only the distinct ones).

The product of its digits is 2438553600, while the sum is 79.

The spelling of 2591779658848 in words is "two trillion, five hundred ninety-one billion, seven hundred seventy-nine million, six hundred fifty-eight thousand, eight hundred forty-eight".