55510005 has 16 divisors (see below), whose sum is σ = 89008704. Its totient is φ = 29541120.

The previous prime is 55509997. The next prime is 55510009. The reversal of 55510005 is 50001555.

It is not a de Polignac number, because 55510005 - 2³ = 55509997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55510009) 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, 3597 + ... + 11133.

It is an arithmetic number, because the mean of its divisors is an integer number (5563044).

Almost surely, 2^55510005 is an apocalyptic number.

It is an amenable number.

55510005 is a deficient number, since it is larger than the sum of its proper divisors (33498699).

55510005 is a wasteful number, since it uses less digits than its factorization.

55510005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8036.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 55510005 is about 7450.5036742491. The cubic root of 55510005 is about 381.4671009307.

The spelling of 55510005 in words is "fifty-five million, five hundred ten thousand, five".