55505005005 has 32 divisors (see below), whose sum is σ = 89756252928. Its totient is φ = 29287040000.

The previous prime is 55505004979. The next prime is 55505005009. The reversal of 55505005005 is 50050050555.

It is not a de Polignac number, because 55505005005 - 2¹¹ = 55505002957 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55505005009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2057605 + ... + 2084405.

It is an arithmetic number, because the mean of its divisors is an integer number (2804882904).

Almost surely, 2^55505005005 is an apocalyptic number.

It is an amenable number.

55505005005 is a deficient number, since it is larger than the sum of its proper divisors (34251247923).

55505005005 is a wasteful number, since it uses less digits than its factorization.

55505005005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28277.

The product of its (nonzero) digits is 15625, while the sum is 30.

The spelling of 55505005005 in words is "fifty-five billion, five hundred five million, five thousand, five".