5540637205 has 8 divisors (see below), whose sum is σ = 6665514552. Its totient is φ = 4421343168.

The previous prime is 5540637199. The next prime is 5540637211. The reversal of 5540637205 is 5027360455.

It is an interprime number because it is at equal distance from previous prime (5540637199) and next prime (5540637211).

It can be written as a sum of positive squares in 4 ways, for example, as 51753636 + 5488883569 = 7194^2 + 74087^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5540637205 - 2⁵ = 5540637173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1393642 + ... + 1397611.

It is an arithmetic number, because the mean of its divisors is an integer number (833189319).

Almost surely, 2^5540637205 is an apocalyptic number.

It is an amenable number.

5540637205 is a deficient number, since it is larger than the sum of its proper divisors (1124877347).

5540637205 is a wasteful number, since it uses less digits than its factorization.

5540637205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2791655.

The product of its (nonzero) digits is 126000, while the sum is 37.

The square root of 5540637205 is about 74435.4566386208. The cubic root of 5540637205 is about 1769.5108828642.

The spelling of 5540637205 in words is "five billion, five hundred forty million, six hundred thirty-seven thousand, two hundred five".