133365630708 has 120 divisors (see below), whose sum is σ = 362156736480. Its totient is φ = 42921537120.

The previous prime is 133365630677. The next prime is 133365630731. The reversal of 133365630708 is 807036563331.

133365630708 is a `hidden beast` number, since 1 + 3 + 3 + 3 + 6 + 5 + 630 + 7 + 0 + 8 = 666.

It is a congruent 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 39 ways as a sum of consecutive naturals, for example, 2254023 + ... + 2312433.

It is an arithmetic number, because the mean of its divisors is an integer number (3017972804).

Almost surely, 2^133365630708 is an apocalyptic number.

133365630708 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133365630708, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (181078368240).

133365630708 is an abundant number, since it is smaller than the sum of its proper divisors (228791105772).

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

133365630708 is an frugal number, since it uses more digits than its factorization.

133365630708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58471 (or 58445 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 133365630708 in words is "one hundred thirty-three billion, three hundred sixty-five million, six hundred thirty thousand, seven hundred eight".