133673165416 has 48 divisors (see below), whose sum is σ = 291660660900. Its totient is φ = 57268237824.

The previous prime is 133673165407. The next prime is 133673165419. The reversal of 133673165416 is 614561376331.

It can be written as a sum of positive squares in 2 ways, for example, as 124082880516 + 9590284900 = 352254^2 + 97930^2 .

It is not an unprimeable number, because it can be changed into a prime (133673165419) 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 11 ways as a sum of consecutive naturals, for example, 1076770 + ... + 1194478.

Almost surely, 2^133673165416 is an apocalyptic number.

It is an amenable number.

133673165416 is an abundant number, since it is smaller than the sum of its proper divisors (157987495484).

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

133673165416 is a wasteful number, since it uses less digits than its factorization.

133673165416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120626 (or 120615 counting only the distinct ones).

The product of its digits is 816480, while the sum is 46.

The spelling of 133673165416 in words is "one hundred thirty-three billion, six hundred seventy-three million, one hundred sixty-five thousand, four hundred sixteen".