5505055511 has 4 divisors (see below), whose sum is σ = 5516548800. Its totient is φ = 5493562224.

The previous prime is 5505055499. The next prime is 5505055559. The reversal of 5505055511 is 1155505055.

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

It is a cyclic number.

It is not a de Polignac number, because 5505055511 - 2¹⁸ = 5504793367 is a prime.

It is a super-2 number, since 2×5505055511² = 60611272358382942242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5505055211) 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, 5745926 + ... + 5746883.

It is an arithmetic number, because the mean of its divisors is an integer number (1379137200).

Almost surely, 2^5505055511 is an apocalyptic number.

5505055511 is a deficient number, since it is larger than the sum of its proper divisors (11493289).

5505055511 is a wasteful number, since it uses less digits than its factorization.

5505055511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11493288.

The product of its (nonzero) digits is 15625, while the sum is 32.

The square root of 5505055511 is about 74196.0612903407. The cubic root of 5505055511 is about 1765.7148418809.

The spelling of 5505055511 in words is "five billion, five hundred five million, fifty-five thousand, five hundred eleven".