133044401421044 has 24 divisors (see below), whose sum is σ = 241083252887400. Its totient is φ = 64167796004480.

The previous prime is 133044401421031. The next prime is 133044401421059. The reversal of 133044401421044 is 440124104440331.

It can be written as a sum of positive squares in 4 ways, for example, as 67673327904400 + 65371073516644 = 8226380^2 + 8085238^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133044401420995 and 133044401421013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540373859 + ... + 540620010.

It is an arithmetic number, because the mean of its divisors is an integer number (10045135536975).

Almost surely, 2^{133044401421044} is an apocalyptic number.

It is an amenable number.

133044401421044 is a deficient number, since it is larger than the sum of its proper divisors (108038851466356).

133044401421044 is a wasteful number, since it uses less digits than its factorization.

133044401421044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080994963 (or 1080994961 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 133044401421044 its reverse (440124104440331), we get a palindrome (573168505861375).

The spelling of 133044401421044 in words is "one hundred thirty-three trillion, forty-four billion, four hundred one million, four hundred twenty-one thousand, forty-four".