55105602301605 has 16 divisors (see below), whose sum is σ = 88169189586624. Its totient is φ = 29389579259520.

The previous prime is 55105602301573. The next prime is 55105602301669. The reversal of 55105602301605 is 50610320650155.

It is not a de Polignac number, because 55105602301605 - 2⁵ = 55105602301573 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1617310 + ... + 10622000.

It is an arithmetic number, because the mean of its divisors is an integer number (5510574349164).

Almost surely, 2^{55105602301605} is an apocalyptic number.

It is an amenable number.

55105602301605 is a deficient number, since it is larger than the sum of its proper divisors (33063587285019).

55105602301605 is a wasteful number, since it uses less digits than its factorization.

55105602301605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9412676.

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 55105602301605 in words is "fifty-five trillion, one hundred five billion, six hundred two million, three hundred one thousand, six hundred five".