5515665433 has 4 divisors (see below), whose sum is σ = 5515987840. Its totient is φ = 5515343028.

The previous prime is 5515665431. The next prime is 5515665437. The reversal of 5515665433 is 3345665155.

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 not a de Polignac number, because 5515665433 - 2¹ = 5515665431 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5515665433.

It is not an unprimeable number, because it can be changed into a prime (5515665431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134013 + ... + 170266.

It is an arithmetic number, because the mean of its divisors is an integer number (1378996960).

Almost surely, 2^5515665433 is an apocalyptic number.

It is an amenable number.

5515665433 is a deficient number, since it is larger than the sum of its proper divisors (322407).

5515665433 is a wasteful number, since it uses less digits than its factorization.

5515665433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322406.

The product of its digits is 810000, while the sum is 43.

The square root of 5515665433 is about 74267.5260999045. The cubic root of 5515665433 is about 1766.8484710295.

The spelling of 5515665433 in words is "five billion, five hundred fifteen million, six hundred sixty-five thousand, four hundred thirty-three".