133020400206336 has 80 divisors (see below), whose sum is σ = 354379732453824. Its totient is φ = 44339498717184.

The previous prime is 133020400206293. The next prime is 133020400206383. The reversal of 133020400206336 is 633602004020331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 133020400206297 and 133020400206306.

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, 113568261 + ... + 114733563.

Almost surely, 2^{133020400206336} is an apocalyptic number.

133020400206336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133020400206336 is an abundant number, since it is smaller than the sum of its proper divisors (221359332247488).

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

133020400206336 is an equidigital number, since it uses as much as digits as its factorization.

133020400206336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239641 (or 1239625 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 33.

Adding to 133020400206336 its reverse (633602004020331), we get a palindrome (766622404226667).

The spelling of 133020400206336 in words is "one hundred thirty-three trillion, twenty billion, four hundred million, two hundred six thousand, three hundred thirty-six".