12125216541735 has 48 divisors (see below), whose sum is σ = 22984858829088. Its totient is φ = 5864232192000.

The previous prime is 12125216541731. The next prime is 12125216541751. The reversal of 12125216541735 is 53714561252121.

12125216541735 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 521 + 6 + 54 + 1 + 73 + 5 = 666.

12125216541735 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12125216541735 - 2² = 12125216541731 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12125216541731) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30344382 + ... + 30741371.

It is an arithmetic number, because the mean of its divisors is an integer number (478851225606).

Almost surely, 2^{12125216541735} is an apocalyptic number.

12125216541735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12125216541735 is a deficient number, since it is larger than the sum of its proper divisors (10859642287353).

12125216541735 is a wasteful number, since it uses less digits than its factorization.

12125216541735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61086176 (or 61086173 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

Adding to 12125216541735 its reverse (53714561252121), we get a palindrome (65839777793856).

The spelling of 12125216541735 in words is "twelve trillion, one hundred twenty-five billion, two hundred sixteen million, five hundred forty-one thousand, seven hundred thirty-five".