133115533242 has 16 divisors (see below), whose sum is σ = 266396755392. Its totient is φ = 44344229600.

The previous prime is 133115533207. The next prime is 133115533259. The reversal of 133115533242 is 242335511331.

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, 6893259 + ... + 6912542.

It is an arithmetic number, because the mean of its divisors is an integer number (16649797212).

Almost surely, 2^133115533242 is an apocalyptic number.

133115533242 is an abundant number, since it is smaller than the sum of its proper divisors (133281222150).

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

133115533242 is a wasteful number, since it uses less digits than its factorization.

133115533242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13807413.

The product of its digits is 32400, while the sum is 33.

The spelling of 133115533242 in words is "one hundred thirty-three billion, one hundred fifteen million, five hundred thirty-three thousand, two hundred forty-two".