133441898208 has 288 divisors, whose sum is σ = 381002227200. Its totient is φ = 40875933696.

The previous prime is 133441898201. The next prime is 133441898221. The reversal of 133441898208 is 802898144331.

It is a happy number.

It is a Cunningham number, because it is equal to 365297²-1.

It is a super-2 number, since 2×133441898208² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133441898201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 234519748 + ... + 234520316.

It is an arithmetic number, because the mean of its divisors is an integer number (1322924400).

Almost surely, 2^133441898208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133441898208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (190501113600).

133441898208 is an abundant number, since it is smaller than the sum of its proper divisors (247560328992).

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

133441898208 is a wasteful number, since it uses less digits than its factorization.

133441898208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802 (or 777 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 51.

The spelling of 133441898208 in words is "one hundred thirty-three billion, four hundred forty-one million, eight hundred ninety-eight thousand, two hundred eight".