105355105155 has 12 divisors (see below), whose sum is σ = 182615515680. Its totient is φ = 56189389392.

The previous prime is 105355105147. The next prime is 105355105171. The reversal of 105355105155 is 551501553501.

105355105155 is a `hidden beast` number, since 1 + 0 + 5 + 3 + 551 + 0 + 51 + 55 = 666.

It is not a de Polignac number, because 105355105155 - 2³ = 105355105147 is a prime.

It is a super-2 number, since 2×105355105155² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1170612235 + ... + 1170612324.

It is an arithmetic number, because the mean of its divisors is an integer number (15217959640).

Almost surely, 2^105355105155 is an apocalyptic number.

105355105155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105355105155 is a deficient number, since it is larger than the sum of its proper divisors (77260410525).

105355105155 is a wasteful number, since it uses less digits than its factorization.

105355105155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341224570 (or 2341224567 counting only the distinct ones).

The product of its (nonzero) digits is 46875, while the sum is 36.

Adding to 105355105155 its reverse (551501553501), we get a palindrome (656856658656).

The spelling of 105355105155 in words is "one hundred five billion, three hundred fifty-five million, one hundred five thousand, one hundred fifty-five".