133525273044 has 48 divisors (see below), whose sum is σ = 318887819712. Its totient is φ = 43461987072.

The previous prime is 133525273003. The next prime is 133525273061. The reversal of 133525273044 is 440372525331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 133525272993 and 133525273011.

It is a congruent number.

It is an unprimeable number.

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, 2069902 + ... + 2133434.

It is an arithmetic number, because the mean of its divisors is an integer number (6643496244).

Almost surely, 2^133525273044 is an apocalyptic number.

It is an amenable number.

133525273044 is an abundant number, since it is smaller than the sum of its proper divisors (185362546668).

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

133525273044 is a wasteful number, since it uses less digits than its factorization.

133525273044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67656 (or 67654 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 39.

Adding to 133525273044 its reverse (440372525331), we get a palindrome (573897798375).

The spelling of 133525273044 in words is "one hundred thirty-three billion, five hundred twenty-five million, two hundred seventy-three thousand, forty-four".