133432603644 has 24 divisors (see below), whose sum is σ = 314552463568. Its totient is φ = 44019002880.

The previous prime is 133432603637. The next prime is 133432603651. The reversal of 133432603644 is 446306234331.

133432603644 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (133432603637) and next prime (133432603651).

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 7 ways as a sum of consecutive naturals, for example, 57315247 + ... + 57317574.

Almost surely, 2^133432603644 is an apocalyptic number.

It is an amenable number.

133432603644 is an abundant number, since it is smaller than the sum of its proper divisors (181119859924).

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

133432603644 is a wasteful number, since it uses less digits than its factorization.

133432603644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114632925 (or 114632923 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 39.

Adding to 133432603644 its reverse (446306234331), we get a palindrome (579738837975).

The spelling of 133432603644 in words is "one hundred thirty-three billion, four hundred thirty-two million, six hundred three thousand, six hundred forty-four".