133344666890 has 16 divisors (see below), whose sum is σ = 240025338720. Its totient is φ = 53336769360.

The previous prime is 133344666863. The next prime is 133344666943. The reversal of 133344666890 is 98666443331.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 525701 + ... + 736919.

It is an arithmetic number, because the mean of its divisors is an integer number (15001583670).

Almost surely, 2^133344666890 is an apocalyptic number.

133344666890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133344666890 is a deficient number, since it is larger than the sum of its proper divisors (106680671830).

133344666890 is a wasteful number, since it uses less digits than its factorization.

133344666890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274357.

The product of its (nonzero) digits is 6718464, while the sum is 53.

The spelling of 133344666890 in words is "one hundred thirty-three billion, three hundred forty-four million, six hundred sixty-six thousand, eight hundred ninety".