100655505055 has 32 divisors (see below), whose sum is σ = 140286708864. Its totient is φ = 67903266816.

The previous prime is 100655505053. The next prime is 100655505089. The reversal of 100655505055 is 550505556001.

It is not a de Polignac number, because 100655505055 - 2¹ = 100655505053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100655505053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 964719 + ... + 1063951.

It is an arithmetic number, because the mean of its divisors is an integer number (4383959652).

Almost surely, 2^100655505055 is an apocalyptic number.

100655505055 is a deficient number, since it is larger than the sum of its proper divisors (39631203809).

100655505055 is an equidigital number, since it uses as much as digits as its factorization.

100655505055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99715.

The product of its (nonzero) digits is 93750, while the sum is 37.

The spelling of 100655505055 in words is "one hundred billion, six hundred fifty-five million, five hundred five thousand, fifty-five".