133264010556 has 72 divisors (see below), whose sum is σ = 338817919440. Its totient is φ = 44164134144.

The previous prime is 133264010533. The next prime is 133264010557. The reversal of 133264010556 is 655010462331.

133264010556 is a `hidden beast` number, since 1 + 3 + 3 + 2 + 640 + 1 + 0 + 5 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 133264010556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133264010557) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4368051 + ... + 4398453.

Almost surely, 2^133264010556 is an apocalyptic number.

It is an amenable number.

133264010556 is an abundant number, since it is smaller than the sum of its proper divisors (205553908884).

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

133264010556 is a wasteful number, since it uses less digits than its factorization.

133264010556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31115 (or 31110 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 133264010556 its reverse (655010462331), we get a palindrome (788274472887).

The spelling of 133264010556 in words is "one hundred thirty-three billion, two hundred sixty-four million, ten thousand, five hundred fifty-six".