5551055553 has 4 divisors (see below), whose sum is σ = 7401407408. Its totient is φ = 3700703700.

The previous prime is 5551055537. The next prime is 5551055563. The reversal of 5551055553 is 3555501555.

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 not a de Polignac number, because 5551055553 - 2⁴ = 5551055537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5551055563) 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, 925175923 + ... + 925175928.

It is an arithmetic number, because the mean of its divisors is an integer number (1850351852).

Almost surely, 2^5551055553 is an apocalyptic number.

It is an amenable number.

5551055553 is a deficient number, since it is larger than the sum of its proper divisors (1850351855).

5551055553 is a wasteful number, since it uses less digits than its factorization.

5551055553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1850351854.

The product of its (nonzero) digits is 234375, while the sum is 39.

The square root of 5551055553 is about 74505.4061998188. The cubic root of 5551055553 is about 1770.6192895054.

The spelling of 5551055553 in words is "five billion, five hundred fifty-one million, fifty-five thousand, five hundred fifty-three".