12358481182542 has 192 divisors, whose sum is σ = 31146969305088. Its totient is φ = 3499908480000.

The previous prime is 12358481182529. The next prime is 12358481182609. The reversal of 12358481182542 is 24528118485321.

12358481182542 is a `hidden beast` number, since 1 + 2 + 3 + 5 + 8 + 4 + 8 + 11 + 82 + 542 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2043734563 + ... + 2043740609.

It is an arithmetic number, because the mean of its divisors is an integer number (162223798464).

Almost surely, 2^{12358481182542} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12358481182542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15573484652544).

12358481182542 is an abundant number, since it is smaller than the sum of its proper divisors (18788488122546).

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

12358481182542 is a wasteful number, since it uses less digits than its factorization.

12358481182542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10255 (or 10252 counting only the distinct ones).

The product of its digits is 4915200, while the sum is 54.

The spelling of 12358481182542 in words is "twelve trillion, three hundred fifty-eight billion, four hundred eighty-one million, one hundred eighty-two thousand, five hundred forty-two".