133180879497 has 16 divisors (see below), whose sum is σ = 178438703040. Its totient is φ = 88355541312.

The previous prime is 133180879471. The next prime is 133180879501. The reversal of 133180879497 is 794978081331.

It is not a de Polignac number, because 133180879497 - 2¹⁴ = 133180863113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133180879497.

It is not an unprimeable number, because it can be changed into a prime (133180879417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1363198 + ... + 1457624.

It is an arithmetic number, because the mean of its divisors is an integer number (11152418940).

Almost surely, 2^133180879497 is an apocalyptic number.

It is an amenable number.

133180879497 is a deficient number, since it is larger than the sum of its proper divisors (45257823543).

133180879497 is a wasteful number, since it uses less digits than its factorization.

133180879497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96712.

The product of its (nonzero) digits is 9144576, while the sum is 60.

The spelling of 133180879497 in words is "one hundred thirty-three billion, one hundred eighty million, eight hundred seventy-nine thousand, four hundred ninety-seven".