12356103542406 has 64 divisors (see below), whose sum is σ = 28542401153280. Its totient is φ = 3533821050240.

The previous prime is 12356103542399. The next prime is 12356103542407. The reversal of 12356103542406 is 60424530165321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12356103542407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 78576660 + ... + 78733751.

It is an arithmetic number, because the mean of its divisors is an integer number (445975018020).

Almost surely, 2^{12356103542406} is an apocalyptic number.

12356103542406 is an abundant number, since it is smaller than the sum of its proper divisors (16186297610874).

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

12356103542406 is a wasteful number, since it uses less digits than its factorization.

12356103542406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157310501.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 12356103542406 in words is "twelve trillion, three hundred fifty-six billion, one hundred three million, five hundred forty-two thousand, four hundred six".