133635447752 has 16 divisors (see below), whose sum is σ = 259206687900. Its totient is φ = 64513664320.

The previous prime is 133635447731. The next prime is 133635447763. The reversal of 133635447752 is 257744536331.

133635447752 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 125765273956 + 7870173796 = 354634^2 + 88714^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133635447752.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288007199 + ... + 288007662.

Almost surely, 2^133635447752 is an apocalyptic number.

It is an amenable number.

133635447752 is a deficient number, since it is larger than the sum of its proper divisors (125571240148).

133635447752 is a wasteful number, since it uses less digits than its factorization.

133635447752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576014896 (or 576014892 counting only the distinct ones).

The product of its digits is 6350400, while the sum is 50.

The spelling of 133635447752 in words is "one hundred thirty-three billion, six hundred thirty-five million, four hundred forty-seven thousand, seven hundred fifty-two".