133523404412606 has 24 divisors (see below), whose sum is σ = 217938202944840. Its totient is φ = 60990865028352.

The previous prime is 133523404412561. The next prime is 133523404412633. The reversal of 133523404412606 is 606214404325331.

It is a super-2 number, since 2×133523404412606² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272659796 + ... + 273149063.

It is an arithmetic number, because the mean of its divisors is an integer number (9080758456035).

Almost surely, 2^{133523404412606} is an apocalyptic number.

133523404412606 is a deficient number, since it is larger than the sum of its proper divisors (84414798532234).

133523404412606 is an equidigital number, since it uses as much as digits as its factorization.

133523404412606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545809068 (or 545808971 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 44.

Adding to 133523404412606 its reverse (606214404325331), we get a palindrome (739737808737937).

The spelling of 133523404412606 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, four hundred four million, four hundred twelve thousand, six hundred six".