133384028432 has 40 divisors (see below), whose sum is σ = 269858275584. Its totient is φ = 63747281664.

The previous prime is 133384028431. The next prime is 133384028473. The reversal of 133384028432 is 234820483331.

It is a self number, because there is not a number n which added to its sum of digits gives 133384028432.

It is not an unprimeable number, because it can be changed into a prime (133384028431) 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, 396308 + ... + 651020.

Almost surely, 2^133384028432 is an apocalyptic number.

It is an amenable number.

133384028432 is an abundant number, since it is smaller than the sum of its proper divisors (136474247152).

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

133384028432 is a wasteful number, since it uses less digits than its factorization.

133384028432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256167 (or 256161 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 41.

The spelling of 133384028432 in words is "one hundred thirty-three billion, three hundred eighty-four million, twenty-eight thousand, four hundred thirty-two".