133525112266 has 128 divisors (see below), whose sum is σ = 262050840576. Its totient is φ = 49601859840.

The previous prime is 133525112263. The next prime is 133525112311. The reversal of 133525112266 is 662211525331.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is not an unprimeable number, because it can be changed into a prime (133525112263) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 109177731 + ... + 109178953.

It is an arithmetic number, because the mean of its divisors is an integer number (2047272192).

Almost surely, 2^133525112266 is an apocalyptic number.

133525112266 is a deficient number, since it is larger than the sum of its proper divisors (128525728310).

133525112266 is a wasteful number, since it uses less digits than its factorization.

133525112266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1836.

The product of its digits is 64800, while the sum is 37.

Adding to 133525112266 its reverse (662211525331), we get a palindrome (795736637597).

The spelling of 133525112266 in words is "one hundred thirty-three billion, five hundred twenty-five million, one hundred twelve thousand, two hundred sixty-six".