1306161205146 has 24 divisors (see below), whose sum is σ = 3234303936864. Its totient is φ = 373188915720.

The previous prime is 1306161205127. The next prime is 1306161205199. The reversal of 1306161205146 is 6415021616031.

1306161205146 is a `hidden beast` number, since 1 + 3 + 0 + 6 + 16 + 120 + 514 + 6 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1306161205146.

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 11 ways as a sum of consecutive naturals, for example, 5183179260 + ... + 5183179511.

It is an arithmetic number, because the mean of its divisors is an integer number (134762664036).

Almost surely, 2^{1306161205146} is an apocalyptic number.

1306161205146 is an abundant number, since it is smaller than the sum of its proper divisors (1928142731718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306161205146 is a wasteful number, since it uses less digits than its factorization.

1306161205146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10366358786 (or 10366358783 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 1306161205146 in words is "one trillion, three hundred six billion, one hundred sixty-one million, two hundred five thousand, one hundred forty-six".