133683537946452 has 48 divisors (see below), whose sum is σ = 338487032127552. Its totient is φ = 40819400893440.

The previous prime is 133683537946411. The next prime is 133683537946571. The reversal of 133683537946452 is 254649735386331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3270764893 + ... + 3270805764.

It is an arithmetic number, because the mean of its divisors is an integer number (7051813169324).

Almost surely, 2^{133683537946452} is an apocalyptic number.

133683537946452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133683537946452 is an abundant number, since it is smaller than the sum of its proper divisors (204803494181100).

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

133683537946452 is a wasteful number, since it uses less digits than its factorization.

133683537946452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541570808 (or 6541570806 counting only the distinct ones).

The product of its digits is 1175731200, while the sum is 69.

The spelling of 133683537946452 in words is "one hundred thirty-three trillion, six hundred eighty-three billion, five hundred thirty-seven million, nine hundred forty-six thousand, four hundred fifty-two".