2644960194 has 12 divisors (see below), whose sum is σ = 5730747126. Its totient is φ = 881653392.

The previous prime is 2644960159. The next prime is 2644960237. The reversal of 2644960194 is 4910694462.

It can be written as a sum of positive squares in only one way, i.e., 2518734969 + 126225225 = 50187^2 + 11235^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73471099 + ... + 73471134.

Almost surely, 2^2644960194 is an apocalyptic number.

2644960194 is an abundant number, since it is smaller than the sum of its proper divisors (3085786932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2644960194 is a wasteful number, since it uses less digits than its factorization.

2644960194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146942241 (or 146942238 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 2644960194 is about 51429.1764857265. The cubic root of 2644960194 is about 1382.9496862789.

The spelling of 2644960194 in words is "two billion, six hundred forty-four million, nine hundred sixty thousand, one hundred ninety-four".