133648492845648 has 160 divisors (see below), whose sum is σ = 398814851394432. Its totient is φ = 38115930112000.

The previous prime is 133648492845547. The next prime is 133648492845701. The reversal of 133648492845648 is 846548294846331.

It is a self number, because there is not a number n which added to its sum of digits gives 133648492845648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 283414990 + ... + 283886162.

Almost surely, 2^{133648492845648} is an apocalyptic number.

It is an amenable number.

133648492845648 is an abundant number, since it is smaller than the sum of its proper divisors (265166358548784).

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

133648492845648 is a wasteful number, since it uses less digits than its factorization.

133648492845648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502813 (or 502807 counting only the distinct ones).

The product of its digits is 3822059520, while the sum is 75.

The spelling of 133648492845648 in words is "one hundred thirty-three trillion, six hundred forty-eight billion, four hundred ninety-two million, eight hundred forty-five thousand, six hundred forty-eight".