133406241604 has 6 divisors (see below), whose sum is σ = 233460922814. Its totient is φ = 66703120800.

The previous prime is 133406241599. The next prime is 133406241607. The reversal of 133406241604 is 406142604331.

It can be written as a sum of positive squares in only one way, i.e., 77421949504 + 55984292100 = 278248^2 + 236610^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 133406241604.

It is not an unprimeable number, because it can be changed into a prime (133406241607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16675780197 + ... + 16675780204.

Almost surely, 2^133406241604 is an apocalyptic number.

It is an amenable number.

133406241604 is a deficient number, since it is larger than the sum of its proper divisors (100054681210).

133406241604 is a wasteful number, since it uses less digits than its factorization.

133406241604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33351560405 (or 33351560403 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 133406241604 its reverse (406142604331), we get a palindrome (539548845935).

The spelling of 133406241604 in words is "one hundred thirty-three billion, four hundred six million, two hundred forty-one thousand, six hundred four".