133804653372 has 72 divisors (see below), whose sum is σ = 366480847824. Its totient is φ = 40918058496.

The previous prime is 133804653263. The next prime is 133804653397. The reversal of 133804653372 is 273356408331.

133804653372 is a `hidden beast` number, since 1 + 3 + 3 + 8 + 0 + 46 + 533 + 72 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 800733 + ... + 953300.

Almost surely, 2^133804653372 is an apocalyptic number.

133804653372 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133804653372 is an abundant number, since it is smaller than the sum of its proper divisors (232676194452).

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

133804653372 is a wasteful number, since it uses less digits than its factorization.

133804653372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754219 (or 1754214 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 133804653372 in words is "one hundred thirty-three billion, eight hundred four million, six hundred fifty-three thousand, three hundred seventy-two".