4005052345 has 16 divisors (see below), whose sum is σ = 5497164288. Its totient is φ = 2744061120.

The previous prime is 4005052297. The next prime is 4005052357. The reversal of 4005052345 is 5432505004.

It is not a de Polignac number, because 4005052345 - 2⁹ = 4005051833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3394 + ... + 89563.

It is an arithmetic number, because the mean of its divisors is an integer number (343572768).

Almost surely, 2^4005052345 is an apocalyptic number.

It is an amenable number.

4005052345 is a deficient number, since it is larger than the sum of its proper divisors (1492111943).

4005052345 is a wasteful number, since it uses less digits than its factorization.

4005052345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94200.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 4005052345 is about 63285.4828929985. The cubic root of 4005052345 is about 1588.0691122552.

Adding to 4005052345 its reverse (5432505004), we get a palindrome (9437557349).

The spelling of 4005052345 in words is "four billion, five million, fifty-two thousand, three hundred forty-five".