5505505451 has 4 divisors (see below), whose sum is σ = 5541965904. Its totient is φ = 5469045000.

The previous prime is 5505505399. The next prime is 5505505483. The reversal of 5505505451 is 1545055055.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5505505451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5505505351) 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, 18230000 + ... + 18230301.

It is an arithmetic number, because the mean of its divisors is an integer number (1385491476).

Almost surely, 2^5505505451 is an apocalyptic number.

5505505451 is a deficient number, since it is larger than the sum of its proper divisors (36460453).

5505505451 is a wasteful number, since it uses less digits than its factorization.

5505505451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36460452.

The product of its (nonzero) digits is 62500, while the sum is 35.

The square root of 5505505451 is about 74199.0933300401. The cubic root of 5505505451 is about 1765.7629457914.

The spelling of 5505505451 in words is "five billion, five hundred five million, five hundred five thousand, four hundred fifty-one".