105355343655 has 96 divisors (see below), whose sum is σ = 192584770560. Its totient is φ = 55244592000.

The previous prime is 105355343647. The next prime is 105355343657. The reversal of 105355343655 is 556343553501.

105355343655 is a `hidden beast` number, since 1 + 0 + 5 + 3 + 553 + 43 + 6 + 55 = 666.

It is not a de Polignac number, because 105355343655 - 2³ = 105355343647 is a prime.

It is a super-2 number, since 2×105355343655² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 105355343655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105355343657) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24090049 + ... + 24094421.

It is an arithmetic number, because the mean of its divisors is an integer number (2006091360).

Almost surely, 2^105355343655 is an apocalyptic number.

105355343655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105355343655 is a deficient number, since it is larger than the sum of its proper divisors (87229426905).

105355343655 is an equidigital number, since it uses as much as digits as its factorization.

105355343655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723 (or 4711 counting only the distinct ones).

The product of its (nonzero) digits is 2025000, while the sum is 45.

The spelling of 105355343655 in words is "one hundred five billion, three hundred fifty-five million, three hundred forty-three thousand, six hundred fifty-five".