12141555323545 has 64 divisors (see below), whose sum is σ = 15935122632960. Its totient is φ = 8851949568000.

The previous prime is 12141555323519. The next prime is 12141555323551. The reversal of 12141555323545 is 54532355514121.

12141555323545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-12141555323545 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12141555323495 and 12141555323504.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46799785 + ... + 47058505.

It is an arithmetic number, because the mean of its divisors is an integer number (248986291140).

Almost surely, 2^{12141555323545} is an apocalyptic number.

It is an amenable number.

12141555323545 is a deficient number, since it is larger than the sum of its proper divisors (3793567309415).

12141555323545 is a wasteful number, since it uses less digits than its factorization.

12141555323545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258986.

The product of its digits is 1800000, while the sum is 46.

The spelling of 12141555323545 in words is "twelve trillion, one hundred forty-one billion, five hundred fifty-five million, three hundred twenty-three thousand, five hundred forty-five".