12354544505602 has 8 divisors (see below), whose sum is σ = 19957341124476. Its totient is φ = 5702097464112.

The previous prime is 12354544505593. The next prime is 12354544505609. The reversal of 12354544505602 is 20650544545321.

It can be written as a sum of positive squares in 2 ways, for example, as 12183513459121 + 171031046481 = 3490489^2 + 413559^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12354544505609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237587394313 + ... + 237587394364.

Almost surely, 2^{12354544505602} is an apocalyptic number.

12354544505602 is a deficient number, since it is larger than the sum of its proper divisors (7602796618874).

12354544505602 is a wasteful number, since it uses less digits than its factorization.

12354544505602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475174788692.

The product of its (nonzero) digits is 2880000, while the sum is 46.

The spelling of 12354544505602 in words is "twelve trillion, three hundred fifty-four billion, five hundred forty-four million, five hundred five thousand, six hundred two".