2440557705 has 32 divisors (see below), whose sum is σ = 3949081344. Its totient is φ = 1286942976.

The previous prime is 2440557701. The next prime is 2440557719. The reversal of 2440557705 is 5077550442.

It is not a de Polignac number, because 2440557705 - 2² = 2440557701 is a prime.

It is a super-2 number, since 2×2440557705² = 11912643822869734050, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2440557701) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 1910527 + ... + 1911803.

It is an arithmetic number, because the mean of its divisors is an integer number (123408792).

Almost surely, 2^2440557705 is an apocalyptic number.

It is an amenable number.

2440557705 is a deficient number, since it is larger than the sum of its proper divisors (1508523639).

2440557705 is a wasteful number, since it uses less digits than its factorization.

2440557705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2625.

The product of its (nonzero) digits is 196000, while the sum is 39.

The square root of 2440557705 is about 49402.0010222258. The cubic root of 2440557705 is about 1346.3656623581.

The spelling of 2440557705 in words is "two billion, four hundred forty million, five hundred fifty-seven thousand, seven hundred five".