133566122132050 has 48 divisors (see below), whose sum is σ = 263982801990312. Its totient is φ = 50104770867200.

The previous prime is 133566122131963. The next prime is 133566122132111. The reversal of 133566122132050 is 50231221665331.

It can be written as a sum of positive squares in 12 ways, for example, as 2049699032329 + 131516423099721 = 1431677^2 + 11468061^2 .

It is a junction number, because it is equal to n+sod(n) for n = 133566122131994 and 133566122132012.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 279363667 + ... + 279841366.

Almost surely, 2^{133566122132050} is an apocalyptic number.

133566122132050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133566122132050 is a deficient number, since it is larger than the sum of its proper divisors (130416679858262).

133566122132050 is a wasteful number, since it uses less digits than its factorization.

133566122132050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559205343 (or 559205338 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

Adding to 133566122132050 its reverse (50231221665331), we get a palindrome (183797343797381).

The spelling of 133566122132050 in words is "one hundred thirty-three trillion, five hundred sixty-six billion, one hundred twenty-two million, one hundred thirty-two thousand, fifty".