105100556055 has 16 divisors (see below), whose sum is σ = 183448243584. Its totient is φ = 50957845280.

The previous prime is 105100556017. The next prime is 105100556059. The reversal of 105100556055 is 550655001501.

It is not a de Polignac number, because 105100556055 - 2⁸ = 105100555799 is a prime.

It is a super-2 number, since 2×105100556055² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105100556059) 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, 318486369 + ... + 318486698.

It is an arithmetic number, because the mean of its divisors is an integer number (11465515224).

Almost surely, 2^105100556055 is an apocalyptic number.

105100556055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105100556055 is a deficient number, since it is larger than the sum of its proper divisors (78347687529).

105100556055 is a wasteful number, since it uses less digits than its factorization.

105100556055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636973086.

The product of its (nonzero) digits is 18750, while the sum is 33.

Adding to 105100556055 its reverse (550655001501), we get a palindrome (655755557556).

The spelling of 105100556055 in words is "one hundred five billion, one hundred million, five hundred fifty-six thousand, fifty-five".