4564440140 has 48 divisors (see below), whose sum is σ = 10331042400. Its totient is φ = 1683962880.

The previous prime is 4564440113. The next prime is 4564440163. The reversal of 4564440140 is 410444654.

It is a super-2 number, since 2×4564440140² = 41668227583286439200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4564440097 and 4564440106.

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 in 15 ways as a sum of consecutive naturals, for example, 347411 + ... + 360309.

It is an arithmetic number, because the mean of its divisors is an integer number (215230050).

Almost surely, 2^4564440140 is an apocalyptic number.

It is an amenable number.

4564440140 is an abundant number, since it is smaller than the sum of its proper divisors (5766602260).

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

4564440140 is a wasteful number, since it uses less digits than its factorization.

4564440140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14282 (or 14280 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 32.

The square root of 4564440140 is about 67560.6404646966. The cubic root of 4564440140 is about 1658.8069208130.

Adding to 4564440140 its reverse (410444654), we get a palindrome (4974884794).

The spelling of 4564440140 in words is "four billion, five hundred sixty-four million, four hundred forty thousand, one hundred forty".