133006225646 has 32 divisors (see below), whose sum is σ = 235927296000. Its totient is φ = 55024415712.

The previous prime is 133006225633. The next prime is 133006225697. The reversal of 133006225646 is 646522600331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1848125 + ... + 1918743.

It is an arithmetic number, because the mean of its divisors is an integer number (7372728000).

Almost surely, 2^133006225646 is an apocalyptic number.

133006225646 is a deficient number, since it is larger than the sum of its proper divisors (102921070354).

133006225646 is a wasteful number, since it uses less digits than its factorization.

133006225646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75296.

The product of its (nonzero) digits is 155520, while the sum is 38.

Adding to 133006225646 its reverse (646522600331), we get a palindrome (779528825977).

The spelling of 133006225646 in words is "one hundred thirty-three billion, six million, two hundred twenty-five thousand, six hundred forty-six".