133131355153644 has 96 divisors (see below), whose sum is σ = 315127339240896. Its totient is φ = 43740078796800.

The previous prime is 133131355153613. The next prime is 133131355153663. The reversal of 133131355153644 is 446351553131331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 133131355153593 and 133131355153602.

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 31 ways as a sum of consecutive naturals, for example, 1433678064 + ... + 1433770920.

It is an arithmetic number, because the mean of its divisors is an integer number (3282576450426).

Almost surely, 2^{133131355153644} is an apocalyptic number.

It is an amenable number.

133131355153644 is an abundant number, since it is smaller than the sum of its proper divisors (181995984087252).

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

133131355153644 is a wasteful number, since it uses less digits than its factorization.

133131355153644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98275 (or 98273 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 48.

The spelling of 133131355153644 in words is "one hundred thirty-three trillion, one hundred thirty-one billion, three hundred fifty-five million, one hundred fifty-three thousand, six hundred forty-four".