133025334456136 has 8 divisors (see below), whose sum is σ = 249422502105270. Its totient is φ = 66512667228064.

The previous prime is 133025334456127. The next prime is 133025334456139. The reversal of 133025334456136 is 631654433520331.

It can be written as a sum of positive squares in only one way, i.e., 131867786556900 + 1157547899236 = 11483370^2 + 1075894^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 133025334456136.

It is not an unprimeable number, because it can be changed into a prime (133025334456139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8314083403501 + ... + 8314083403516.

Almost surely, 2^{133025334456136} is an apocalyptic number.

It is an amenable number.

133025334456136 is a deficient number, since it is larger than the sum of its proper divisors (116397167649134).

133025334456136 is a wasteful number, since it uses less digits than its factorization.

133025334456136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16628166807023 (or 16628166807019 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 49.

Adding to 133025334456136 its reverse (631654433520331), we get a palindrome (764679767976467).

The spelling of 133025334456136 in words is "one hundred thirty-three trillion, twenty-five billion, three hundred thirty-four million, four hundred fifty-six thousand, one hundred thirty-six".