55055555051001 has 16 divisors (see below), whose sum is σ = 74609353082880. Its totient is φ = 36105064071440.

The previous prime is 55055555050997. The next prime is 55055555051047. The reversal of 55055555051001 is 10015055555055.

It is a cyclic number.

It is not a de Polignac number, because 55055555051001 - 2² = 55055555050997 is a prime.

It is a super-2 number, since 2×55055555051001² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55055555051071) 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, 291640161 + ... + 291828878.

It is an arithmetic number, because the mean of its divisors is an integer number (4663084567680).

Almost surely, 2^{55055555051001} is an apocalyptic number.

It is an amenable number.

55055555051001 is a deficient number, since it is larger than the sum of its proper divisors (19553798031879).

55055555051001 is a wasteful number, since it uses less digits than its factorization.

55055555051001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583469556.

The product of its (nonzero) digits is 390625, while the sum is 42.

The spelling of 55055555051001 in words is "fifty-five trillion, fifty-five billion, five hundred fifty-five million, fifty-one thousand, one".