12345462101563 has 16 divisors (see below), whose sum is σ = 12403025839360. Its totient is φ = 12288038224896.

The previous prime is 12345462101551. The next prime is 12345462101593. The reversal of 12345462101563 is 36510126454321.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12345462101563 is a prime.

It is a super-2 number, since 2×12345462101563² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12345462101513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589018678 + ... + 589039636.

It is an arithmetic number, because the mean of its divisors is an integer number (775189114960).

Almost surely, 2^{12345462101563} is an apocalyptic number.

12345462101563 is a deficient number, since it is larger than the sum of its proper divisors (57563737797).

12345462101563 is a wasteful number, since it uses less digits than its factorization.

12345462101563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24166.

The product of its (nonzero) digits is 518400, while the sum is 43.

Adding to 12345462101563 its reverse (36510126454321), we get a palindrome (48855588555884).

The spelling of 12345462101563 in words is "twelve trillion, three hundred forty-five billion, four hundred sixty-two million, one hundred one thousand, five hundred sixty-three".