133650440328 has 32 divisors (see below), whose sum is σ = 338832106560. Its totient is φ = 43922679360.

The previous prime is 133650440311. The next prime is 133650440381. The reversal of 133650440328 is 823044056331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39214975 + ... + 39218382.

It is an arithmetic number, because the mean of its divisors is an integer number (10588503330).

Almost surely, 2^133650440328 is an apocalyptic number.

It is an amenable number.

133650440328 is an abundant number, since it is smaller than the sum of its proper divisors (205181666232).

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

133650440328 is a wasteful number, since it uses less digits than its factorization.

133650440328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78433437 (or 78433433 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

Adding to 133650440328 its reverse (823044056331), we get a palindrome (956694496659).

The spelling of 133650440328 in words is "one hundred thirty-three billion, six hundred fifty million, four hundred forty thousand, three hundred twenty-eight".