12355505046 has 32 divisors (see below), whose sum is σ = 27469209600. Its totient is φ = 4116621960.

The previous prime is 12355504999. The next prime is 12355505047. The reversal of 12355505046 is 64050555321.

12355505046 is a `hidden beast` number, since 12 + 3 + 5 + 550 + 50 + 46 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 12355505046.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12355505047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69811 + ... + 172001.

It is an arithmetic number, because the mean of its divisors is an integer number (858412800).

Almost surely, 2^12355505046 is an apocalyptic number.

12355505046 is an abundant number, since it is smaller than the sum of its proper divisors (15113704554).

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

12355505046 is a wasteful number, since it uses less digits than its factorization.

12355505046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104441 (or 104435 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 12355505046 in words is "twelve billion, three hundred fifty-five million, five hundred five thousand, forty-six".