133377183165 has 16 divisors (see below), whose sum is σ = 214048224576. Its totient is φ = 70919587200.

The previous prime is 133377183143. The next prime is 133377183167. The reversal of 133377183165 is 561381773331.

It is a happy number.

It is not a de Polignac number, because 133377183165 - 2¹¹ = 133377181117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133377183167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13426776 + ... + 13436705.

It is an arithmetic number, because the mean of its divisors is an integer number (13378014036).

Almost surely, 2^133377183165 is an apocalyptic number.

133377183165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

133377183165 is a deficient number, since it is larger than the sum of its proper divisors (80671041411).

133377183165 is a wasteful number, since it uses less digits than its factorization.

133377183165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26863820.

The product of its digits is 952560, while the sum is 48.

The spelling of 133377183165 in words is "one hundred thirty-three billion, three hundred seventy-seven million, one hundred eighty-three thousand, one hundred sixty-five".