133696226880 has 672 divisors, whose sum is σ = 504682963200. Its totient is φ = 32356122624.

The previous prime is 133696226863. The next prime is 133696226887. The reversal of 133696226880 is 88622696331.

133696226880 is a `hidden beast` number, since 1 + 3 + 3 + 6 + 9 + 622 + 6 + 8 + 8 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (133696226887) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 274529997 + ... + 274530483.

Almost surely, 2^133696226880 is an apocalyptic number.

133696226880 is a gapful number since it is divisible by the number (10) 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 133696226880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252341481600).

133696226880 is an abundant number, since it is smaller than the sum of its proper divisors (370986736320).

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

133696226880 is a wasteful number, since it uses less digits than its factorization.

133696226880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The spelling of 133696226880 in words is "one hundred thirty-three billion, six hundred ninety-six million, two hundred twenty-six thousand, eight hundred eighty".