5506453021 has 8 divisors (see below), whose sum is σ = 5639373344. Its totient is φ = 5373753840.

The previous prime is 5506453019. The next prime is 5506453031. The reversal of 5506453021 is 1203546055.

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 5506453021 - 2¹ = 5506453019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5506453031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4326 + ... + 105031.

It is an arithmetic number, because the mean of its divisors is an integer number (704921668).

Almost surely, 2^5506453021 is an apocalyptic number.

It is an amenable number.

5506453021 is a deficient number, since it is larger than the sum of its proper divisors (132920323).

5506453021 is a wasteful number, since it uses less digits than its factorization.

5506453021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110571.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 5506453021 is about 74205.4783759259. The cubic root of 5506453021 is about 1765.8642436665.

Adding to 5506453021 its reverse (1203546055), we get a palindrome (6709999076).

The spelling of 5506453021 in words is "five billion, five hundred six million, four hundred fifty-three thousand, twenty-one".