133326837456 has 60 divisors (see below), whose sum is σ = 345944813472. Its totient is φ = 44247372672.

The previous prime is 133326837419. The next prime is 133326837509. The reversal of 133326837456 is 654738623331.

It is a junction number, because it is equal to n+sod(n) for n = 133326837399 and 133326837408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2490685 + ... + 2543651.

Almost surely, 2^133326837456 is an apocalyptic number.

133326837456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133326837456 is an abundant number, since it is smaller than the sum of its proper divisors (212617976016).

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

133326837456 is an equidigital number, since it uses as much as digits as its factorization.

133326837456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53436 (or 53201 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 51.

The spelling of 133326837456 in words is "one hundred thirty-three billion, three hundred twenty-six million, eight hundred thirty-seven thousand, four hundred fifty-six".