133525525144 has 64 divisors (see below), whose sum is σ = 274154549760. Its totient is φ = 60464067840.

The previous prime is 133525525141. The next prime is 133525525157. The reversal of 133525525144 is 441525525331.

It is a junction number, because it is equal to n+sod(n) for n = 133525525097 and 133525525106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133525525141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29234749 + ... + 29239315.

It is an arithmetic number, because the mean of its divisors is an integer number (4283664840).

Almost surely, 2^133525525144 is an apocalyptic number.

It is an amenable number.

133525525144 is an abundant number, since it is smaller than the sum of its proper divisors (140629024616).

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

133525525144 is a wasteful number, since it uses less digits than its factorization.

133525525144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5768 (or 5764 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

The spelling of 133525525144 in words is "one hundred thirty-three billion, five hundred twenty-five million, five hundred twenty-five thousand, one hundred forty-four".