12355042616500 has 48 divisors (see below), whose sum is σ = 27002953622736. Its totient is φ = 4938438192000.

The previous prime is 12355042616479. The next prime is 12355042616531. The reversal of 12355042616500 is 561624055321.

12355042616500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 7889200147984 + 4465842468516 = 2808772^2 + 2113254^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8255947 + ... + 9636946.

It is an arithmetic number, because the mean of its divisors is an integer number (562561533807).

Almost surely, 2^{12355042616500} is an apocalyptic number.

12355042616500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12355042616500 is an abundant number, since it is smaller than the sum of its proper divisors (14647911006236).

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

12355042616500 is a wasteful number, since it uses less digits than its factorization.

12355042616500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17894293 (or 17894281 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 12355042616500 in words is "twelve trillion, three hundred fifty-five billion, forty-two million, six hundred sixteen thousand, five hundred".