2648341778 has 8 divisors (see below), whose sum is σ = 3996300672. Its totient is φ = 1316241556.

The previous prime is 2648341757. The next prime is 2648341793. The reversal of 2648341778 is 8771438462.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3964250 + ... + 3964917.

It is an arithmetic number, because the mean of its divisors is an integer number (499537584).

Almost surely, 2^2648341778 is an apocalyptic number.

2648341778 is a deficient number, since it is larger than the sum of its proper divisors (1347958894).

2648341778 is a wasteful number, since it uses less digits than its factorization.

2648341778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7929336.

The product of its digits is 1806336, while the sum is 50.

The square root of 2648341778 is about 51462.0421087232. The cubic root of 2648341778 is about 1383.5388027630.

The spelling of 2648341778 in words is "two billion, six hundred forty-eight million, three hundred forty-one thousand, seven hundred seventy-eight".