133533546680 has 32 divisors (see below), whose sum is σ = 300476304000. Its totient is φ = 53408827776.

The previous prime is 133533546673. The next prime is 133533546689. The reversal of 133533546680 is 86645335331.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133533546689) by changing a digit.

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, 348569 + ... + 623351.

It is an arithmetic number, because the mean of its divisors is an integer number (9389884500).

Almost surely, 2^133533546680 is an apocalyptic number.

133533546680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133533546680 is an abundant number, since it is smaller than the sum of its proper divisors (166942757320).

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

133533546680 is a wasteful number, since it uses less digits than its factorization.

133533546680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286943 (or 286939 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 133533546680 in words is "one hundred thirty-three billion, five hundred thirty-three million, five hundred forty-six thousand, six hundred eighty".