133245133242 has 16 divisors (see below), whose sum is σ = 286989517920. Its totient is φ = 40998502512.

The previous prime is 133245133237. The next prime is 133245133261. The reversal of 133245133242 is 242331542331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 854135392 + ... + 854135547.

It is an arithmetic number, because the mean of its divisors is an integer number (17936844870).

Almost surely, 2^133245133242 is an apocalyptic number.

133245133242 is an abundant number, since it is smaller than the sum of its proper divisors (153744384678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133245133242 is a wasteful number, since it uses less digits than its factorization.

133245133242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1708270957.

The product of its digits is 51840, while the sum is 33.

Adding to 133245133242 its reverse (242331542331), we get a palindrome (375576675573).

The spelling of 133245133242 in words is "one hundred thirty-three billion, two hundred forty-five million, one hundred thirty-three thousand, two hundred forty-two".