2040661346 has 4 divisors (see below), whose sum is σ = 3060992022. Its totient is φ = 1020330672.

The previous prime is 2040661247. The next prime is 2040661373. The reversal of 2040661346 is 6431660402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6431660402 = 2 ⋅3215830201.

It can be written as a sum of positive squares in only one way, i.e., 1792252225 + 248409121 = 42335^2 + 15761^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510165335 + ... + 510165338.

Almost surely, 2^2040661346 is an apocalyptic number.

2040661346 is a deficient number, since it is larger than the sum of its proper divisors (1020330676).

2040661346 is a wasteful number, since it uses less digits than its factorization.

2040661346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1020330675.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 2040661346 is about 45173.6797925518. The cubic root of 2040661346 is about 1268.4021788965.

The spelling of 2040661346 in words is "two billion, forty million, six hundred sixty-one thousand, three hundred forty-six".