133025504234144 has 48 divisors (see below), whose sum is σ = 277300871295336. Its totient is φ = 62599925145600.

The previous prime is 133025504234143. The next prime is 133025504234149. The reversal of 133025504234144 is 441432405520331.

It can be written as a sum of positive squares in 4 ways, for example, as 60226726105744 + 72798778128400 = 7760588^2 + 8532220^2 .

It is not an unprimeable number, because it can be changed into a prime (133025504234143) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137192954 + ... + 138159174.

Almost surely, 2^{133025504234144} is an apocalyptic number.

It is an amenable number.

133025504234144 is an abundant number, since it is smaller than the sum of its proper divisors (144275367061192).

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

133025504234144 is a wasteful number, since it uses less digits than its factorization.

133025504234144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1219329 (or 1219321 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 133025504234144 its reverse (441432405520331), we get a palindrome (574457909754475).

The spelling of 133025504234144 in words is "one hundred thirty-three trillion, twenty-five billion, five hundred four million, two hundred thirty-four thousand, one hundred forty-four".