4375540805 has 4 divisors (see below), whose sum is σ = 5250648972. Its totient is φ = 3500432640.

The previous prime is 4375540789. The next prime is 4375540823. The reversal of 4375540805 is 5080455734.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5080455734 = 2 ⋅2540227867.

It can be written as a sum of positive squares in 2 ways, for example, as 2178368929 + 2197171876 = 46673^2 + 46874^2 .

It is not a de Polignac number, because 4375540805 - 2⁴ = 4375540789 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437554076 + ... + 437554085.

It is an arithmetic number, because the mean of its divisors is an integer number (1312662243).

Almost surely, 2^4375540805 is an apocalyptic number.

It is an amenable number.

4375540805 is a deficient number, since it is larger than the sum of its proper divisors (875108167).

4375540805 is an equidigital number, since it uses as much as digits as its factorization.

4375540805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875108166.

The product of its (nonzero) digits is 336000, while the sum is 41.

The square root of 4375540805 is about 66147.8707518239. The cubic root of 4375540805 is about 1635.6005431374.

The spelling of 4375540805 in words is "four billion, three hundred seventy-five million, five hundred forty thousand, eight hundred five".