55000505555 has 8 divisors (see below), whose sum is σ = 66030579312. Its totient is φ = 43980422688.

The previous prime is 55000505509. The next prime is 55000505563. The reversal of 55000505555 is 55550500055.

55000505555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 55000505555 - 2¹⁴ = 55000489171 is a prime.

It is a super-2 number, since 2×55000505555² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2485604 + ... + 2507633.

It is an arithmetic number, because the mean of its divisors is an integer number (8253822414).

Almost surely, 2^55000505555 is an apocalyptic number.

55000505555 is a deficient number, since it is larger than the sum of its proper divisors (11030073757).

55000505555 is a wasteful number, since it uses less digits than its factorization.

55000505555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4995445.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 55000505555 in words is "fifty-five billion, five hundred five thousand, five hundred fifty-five".