105881845155 has 64 divisors (see below), whose sum is σ = 182238059520. Its totient is φ = 52371449856.

The previous prime is 105881845081. The next prime is 105881845163. The reversal of 105881845155 is 551548188501.

It is not a de Polignac number, because 105881845155 - 2¹¹ = 105881843107 is a prime.

It is a super-2 number, since 2×105881845155² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105881845098 and 105881845107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1450287 + ... + 1521543.

It is an arithmetic number, because the mean of its divisors is an integer number (2847469680).

Almost surely, 2^105881845155 is an apocalyptic number.

105881845155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105881845155 is a deficient number, since it is larger than the sum of its proper divisors (76356214365).

105881845155 is a wasteful number, since it uses less digits than its factorization.

105881845155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71420.

The product of its (nonzero) digits is 1280000, while the sum is 51.

The spelling of 105881845155 in words is "one hundred five billion, eight hundred eighty-one million, eight hundred forty-five thousand, one hundred fifty-five".