133708785396 has 48 divisors (see below), whose sum is σ = 325622064768. Its totient is φ = 42622588800.

The previous prime is 133708785349. The next prime is 133708785401. The reversal of 133708785396 is 693587807331.

It is a super-3 number, since 3×133708785396³ (a number of 34 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

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 15 ways as a sum of consecutive naturals, for example, 1291806 + ... + 1391466.

It is an arithmetic number, because the mean of its divisors is an integer number (6783793016).

Almost surely, 2^133708785396 is an apocalyptic number.

It is an amenable number.

133708785396 is an abundant number, since it is smaller than the sum of its proper divisors (191913279372).

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

133708785396 is a wasteful number, since it uses less digits than its factorization.

133708785396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104552 (or 104550 counting only the distinct ones).

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 133708785396 in words is "one hundred thirty-three billion, seven hundred eight million, seven hundred eighty-five thousand, three hundred ninety-six".