133344213432 has 64 divisors (see below), whose sum is σ = 341263574400. Its totient is φ = 43404819840.

The previous prime is 133344213419. The next prime is 133344213439. The reversal of 133344213432 is 234312443331.

It is a happy number.

It is a super-3 number, since 3×133344213432³ (a number of 34 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 133344213393 and 133344213402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133344213439) 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, 124138 + ... + 531129.

It is an arithmetic number, because the mean of its divisors is an integer number (5332243350).

Almost surely, 2^133344213432 is an apocalyptic number.

133344213432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133344213432 is an abundant number, since it is smaller than the sum of its proper divisors (207919360968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133344213432 is a wasteful number, since it uses less digits than its factorization.

133344213432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655476 (or 655472 counting only the distinct ones).

The product of its digits is 62208, while the sum is 33.

Adding to 133344213432 its reverse (234312443331), we get a palindrome (367656656763).

The spelling of 133344213432 in words is "one hundred thirty-three billion, three hundred forty-four million, two hundred thirteen thousand, four hundred thirty-two".