133890889308 has 48 divisors (see below), whose sum is σ = 350024352384. Its totient is φ = 39476427840.

The previous prime is 133890889291. The next prime is 133890889333. The reversal of 133890889308 is 803988098331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13702210 + ... + 13711977.

It is an arithmetic number, because the mean of its divisors is an integer number (7292174008).

Almost surely, 2^133890889308 is an apocalyptic number.

It is an amenable number.

133890889308 is an abundant number, since it is smaller than the sum of its proper divisors (216133463076).

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

133890889308 is a wasteful number, since it uses less digits than its factorization.

133890889308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27414242 (or 27414240 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 60.

The spelling of 133890889308 in words is "one hundred thirty-three billion, eight hundred ninety million, eight hundred eighty-nine thousand, three hundred eight".