5505050091 has 16 divisors (see below), whose sum is σ = 7593267200. Its totient is φ = 3543946560.

The previous prime is 5505050087. The next prime is 5505050093. The reversal of 5505050091 is 1900505055.

It is not a de Polignac number, because 5505050091 - 2² = 5505050087 is a prime.

It is a super-3 number, since 3×5505050091³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5505050093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20866 + ... + 106983.

It is an arithmetic number, because the mean of its divisors is an integer number (474579200).

Almost surely, 2^5505050091 is an apocalyptic number.

5505050091 is a deficient number, since it is larger than the sum of its proper divisors (2088217109).

5505050091 is a wasteful number, since it uses less digits than its factorization.

5505050091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128346.

The product of its (nonzero) digits is 5625, while the sum is 30.

The square root of 5505050091 is about 74196.0247654819. The cubic root of 5505050091 is about 1765.7142624028.

The spelling of 5505050091 in words is "five billion, five hundred five million, fifty thousand, ninety-one".