5540043553 has 4 divisors (see below), whose sum is σ = 6043683888. Its totient is φ = 5036403220.

The previous prime is 5540043479. The next prime is 5540043581. The reversal of 5540043553 is 3553400455.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5540043553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5540043583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251820151 + ... + 251820172.

It is an arithmetic number, because the mean of its divisors is an integer number (1510920972).

Almost surely, 2^5540043553 is an apocalyptic number.

It is an amenable number.

5540043553 is a deficient number, since it is larger than the sum of its proper divisors (503640335).

5540043553 is a wasteful number, since it uses less digits than its factorization.

5540043553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503640334.

The product of its (nonzero) digits is 90000, while the sum is 34.

The square root of 5540043553 is about 74431.4688354328. The cubic root of 5540043553 is about 1769.4476824804.

The spelling of 5540043553 in words is "five billion, five hundred forty million, forty-three thousand, five hundred fifty-three".