133142136446 has 64 divisors (see below), whose sum is σ = 223914087936. Its totient is φ = 58862294400.

The previous prime is 133142136401. The next prime is 133142136451. The reversal of 133142136446 is 644631241331.

It is a super-3 number, since 3×133142136446³ (a number of 34 digits) contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72084695 + ... + 72086541.

It is an arithmetic number, because the mean of its divisors is an integer number (3498657624).

Almost surely, 2^133142136446 is an apocalyptic number.

133142136446 is a deficient number, since it is larger than the sum of its proper divisors (90771951490).

133142136446 is a wasteful number, since it uses less digits than its factorization.

133142136446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2417.

The product of its digits is 124416, while the sum is 38.

Adding to 133142136446 its reverse (644631241331), we get a palindrome (777773377777).

The spelling of 133142136446 in words is "one hundred thirty-three billion, one hundred forty-two million, one hundred thirty-six thousand, four hundred forty-six".