55505055555051 has 16 divisors (see below), whose sum is σ = 76922668994304. Its totient is φ = 35569504823904.

The previous prime is 55505055555029. The next prime is 55505055555121. The reversal of 55505055555051 is 15055555050555.

It is not a de Polignac number, because 55505055555051 - 2³⁴ = 55487875685867 is a prime.

It is a super-2 number, since 2×55505055555051² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55505055554985 and 55505055555003.

It is not an unprimeable number, because it can be changed into a prime (55505055550051) 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, 3012313351 + ... + 3012331776.

It is an arithmetic number, because the mean of its divisors is an integer number (4807666812144).

Almost surely, 2^{55505055555051} is an apocalyptic number.

55505055555051 is a deficient number, since it is larger than the sum of its proper divisors (21417613439253).

55505055555051 is a wasteful number, since it uses less digits than its factorization.

55505055555051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6024645250.

The product of its (nonzero) digits is 9765625, while the sum is 51.

The spelling of 55505055555051 in words is "fifty-five trillion, five hundred five billion, fifty-five million, five hundred fifty-five thousand, fifty-one".