133421044042432 has 28 divisors (see below), whose sum is σ = 264859568076096. Its totient is φ = 66684774920960.

The previous prime is 133421044042423. The next prime is 133421044042439. The reversal of 133421044042432 is 234240440124331.

It is a junction number, because it is equal to n+sod(n) for n = 133421044042391 and 133421044042400.

It is not an unprimeable number, because it can be changed into a prime (133421044042439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 402131323 + ... + 402462970.

It is an arithmetic number, because the mean of its divisors is an integer number (9459270288432).

Almost surely, 2^{133421044042432} is an apocalyptic number.

It is an amenable number.

133421044042432 is a deficient number, since it is larger than the sum of its proper divisors (131438524033664).

133421044042432 is an equidigital number, since it uses as much as digits as its factorization.

133421044042432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804596896 (or 804596886 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 133421044042432 its reverse (234240440124331), we get a palindrome (367661484166763).

The spelling of 133421044042432 in words is "one hundred thirty-three trillion, four hundred twenty-one billion, forty-four million, forty-two thousand, four hundred thirty-two".