105505268302450 has 12 divisors (see below), whose sum is σ = 196239799042650. Its totient is φ = 42202107320960.

The previous prime is 105505268302433. The next prime is 105505268302501. The reversal of 105505268302450 is 54203862505501.

It can be written as a sum of positive squares in 3 ways, for example, as 80675407838601 + 24829860463849 = 8981949^2 + 4982957^2 .

It is a super-2 number, since 2×105505268302450² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105505268302450.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 1055052682975 + ... + 1055052683074.

Almost surely, 2^{105505268302450} is an apocalyptic number.

105505268302450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

105505268302450 is a deficient number, since it is larger than the sum of its proper divisors (90734530740200).

105505268302450 is a wasteful number, since it uses less digits than its factorization.

105505268302450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110105366061 (or 2110105366056 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 46.

The spelling of 105505268302450 in words is "one hundred five trillion, five hundred five billion, two hundred sixty-eight million, three hundred two thousand, four hundred fifty".