2040242564 has 12 divisors (see below), whose sum is σ = 3571544844. Its totient is φ = 1019801184.

The previous prime is 2040242563. The next prime is 2040242621. The reversal of 2040242564 is 4652420402.

It can be written as a sum of positive squares in 2 ways, for example, as 1940402500 + 99840064 = 44050^2 + 9992^2 .

It is not an unprimeable number, because it can be changed into a prime (2040242563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65387 + ... + 91410.

It is an arithmetic number, because the mean of its divisors is an integer number (297628737).

Almost surely, 2^2040242564 is an apocalyptic number.

It is an amenable number.

2040242564 is a deficient number, since it is larger than the sum of its proper divisors (1531302280).

2040242564 is a wasteful number, since it uses less digits than its factorization.

2040242564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160054 (or 160052 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 2040242564 is about 45169.0443113423. The cubic root of 2040242564 is about 1268.3154063178.

Adding to 2040242564 its reverse (4652420402), we get a palindrome (6692662966).

The spelling of 2040242564 in words is "two billion, forty million, two hundred forty-two thousand, five hundred sixty-four".