2005542355 has 16 divisors (see below), whose sum is σ = 2454139584. Its totient is φ = 1573084800.

The previous prime is 2005542353. The next prime is 2005542389. The reversal of 2005542355 is 5532455002.

It is a happy number.

It is not a de Polignac number, because 2005542355 - 2¹ = 2005542353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2005542353) 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 15 ways as a sum of consecutive naturals, for example, 32737 + ... + 71293.

It is an arithmetic number, because the mean of its divisors is an integer number (153383724).

Almost surely, 2^2005542355 is an apocalyptic number.

2005542355 is a deficient number, since it is larger than the sum of its proper divisors (448597229).

2005542355 is a wasteful number, since it uses less digits than its factorization.

2005542355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38766.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 2005542355 is about 44783.2820927631. The cubic root of 2005542355 is about 1261.0837981166.

Adding to 2005542355 its reverse (5532455002), we get a palindrome (7537997357).

The spelling of 2005542355 in words is "two billion, five million, five hundred forty-two thousand, three hundred fifty-five".