133004521280 has 56 divisors (see below), whose sum is σ = 322085147040. Its totient is φ = 52300075520.

The previous prime is 133004521277. The next prime is 133004521289. The reversal of 133004521280 is 82125400331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133004521289) 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, 3503486 + ... + 3541245.

Almost surely, 2^133004521280 is an apocalyptic number.

133004521280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133004521280 is an abundant number, since it is smaller than the sum of its proper divisors (189080625760).

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

133004521280 is an equidigital number, since it uses as much as digits as its factorization.

133004521280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7044807 (or 7044797 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 133004521280 in words is "one hundred thirty-three billion, four million, five hundred twenty-one thousand, two hundred eighty".