133636443432 has 16 divisors (see below), whose sum is σ = 334091108640. Its totient is φ = 44545481136.

The previous prime is 133636443407. The next prime is 133636443439. The reversal of 133636443432 is 234344636331.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (133636443439) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2784092548 + ... + 2784092595.

It is an arithmetic number, because the mean of its divisors is an integer number (20880694290).

Almost surely, 2^133636443432 is an apocalyptic number.

133636443432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133636443432 is an abundant number, since it is smaller than the sum of its proper divisors (200454665208).

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

133636443432 is a wasteful number, since it uses less digits than its factorization.

133636443432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5568185152 (or 5568185148 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 42.

The spelling of 133636443432 in words is "one hundred thirty-three billion, six hundred thirty-six million, four hundred forty-three thousand, four hundred thirty-two".