133525501432 has 64 divisors (see below), whose sum is σ = 268632463680. Its totient is φ = 62058534912.

The previous prime is 133525501429. The next prime is 133525501433. The reversal of 133525501432 is 234105525331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133525501433) 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, 5795728 + ... + 5818720.

It is an arithmetic number, because the mean of its divisors is an integer number (4197382245).

Almost surely, 2^133525501432 is an apocalyptic number.

It is an amenable number.

133525501432 is an abundant number, since it is smaller than the sum of its proper divisors (135106962248).

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

133525501432 is a wasteful number, since it uses less digits than its factorization.

133525501432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23912 (or 23908 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

The spelling of 133525501432 in words is "one hundred thirty-three billion, five hundred twenty-five million, five hundred one thousand, four hundred thirty-two".