133146413054421 has 32 divisors (see below), whose sum is σ = 199513320609792. Its totient is φ = 78367383610560.

The previous prime is 133146413054363. The next prime is 133146413054429. The reversal of 133146413054421 is 124450314641331.

It is not a de Polignac number, because 133146413054421 - 2²¹ = 133146410957269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133146413054429) 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 31 ways as a sum of consecutive naturals, for example, 4875336 + ... + 17031198.

It is an arithmetic number, because the mean of its divisors is an integer number (6234791269056).

Almost surely, 2^{133146413054421} is an apocalyptic number.

It is an amenable number.

133146413054421 is a deficient number, since it is larger than the sum of its proper divisors (66366907555371).

133146413054421 is a wasteful number, since it uses less digits than its factorization.

133146413054421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12168113.

The product of its (nonzero) digits is 414720, while the sum is 42.

Adding to 133146413054421 its reverse (124450314641331), we get a palindrome (257596727695752).

The spelling of 133146413054421 in words is "one hundred thirty-three trillion, one hundred forty-six billion, four hundred thirteen million, fifty-four thousand, four hundred twenty-one".