133642424550412 has 12 divisors (see below), whose sum is σ = 244042688309616. Its totient is φ = 63915942176240.

The previous prime is 133642424550367. The next prime is 133642424550413. The reversal of 133642424550412 is 214055424246331.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (133642424550413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 726317524639 + ... + 726317524822.

It is an arithmetic number, because the mean of its divisors is an integer number (20336890692468).

Almost surely, 2^{133642424550412} is an apocalyptic number.

It is an amenable number.

133642424550412 is a deficient number, since it is larger than the sum of its proper divisors (110400263759204).

133642424550412 is a wasteful number, since it uses less digits than its factorization.

133642424550412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1452635049488 (or 1452635049486 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 46.

Adding to 133642424550412 its reverse (214055424246331), we get a palindrome (347697848796743).

The spelling of 133642424550412 in words is "one hundred thirty-three trillion, six hundred forty-two billion, four hundred twenty-four million, five hundred fifty thousand, four hundred twelve".