133812288642 has 8 divisors (see below), whose sum is σ = 267624577296. Its totient is φ = 44604096212.

The previous prime is 133812288641. The next prime is 133812288661. The reversal of 133812288642 is 246882218331.

It is a sphenic number, since it is the product of 3 distinct primes.

133812288642 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 133812288591 and 133812288600.

It is not an unprimeable number, because it can be changed into a prime (133812288641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11151024048 + ... + 11151024059.

It is an arithmetic number, because the mean of its divisors is an integer number (33453072162).

Almost surely, 2^133812288642 is an apocalyptic number.

133812288642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

133812288642 is a wasteful number, since it uses less digits than its factorization.

133812288642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22302048112.

The product of its digits is 884736, while the sum is 48.

The spelling of 133812288642 in words is "one hundred thirty-three billion, eight hundred twelve million, two hundred eighty-eight thousand, six hundred forty-two".