133345153240 has 128 divisors (see below), whose sum is σ = 347348736000. Its totient is φ = 45651230208.

The previous prime is 133345153219. The next prime is 133345153273. The reversal of 133345153240 is 42351543331.

133345153240 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 133345153196 and 133345153205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 320781 + ... + 607939.

It is an arithmetic number, because the mean of its divisors is an integer number (2713662000).

Almost surely, 2^133345153240 is an apocalyptic number.

133345153240 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 133345153240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173674368000).

133345153240 is an abundant number, since it is smaller than the sum of its proper divisors (214003582760).

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

133345153240 is a wasteful number, since it uses less digits than its factorization.

133345153240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287249 (or 287245 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 133345153240 its reverse (42351543331), we get a palindrome (175696696571).

The spelling of 133345153240 in words is "one hundred thirty-three billion, three hundred forty-five million, one hundred fifty-three thousand, two hundred forty".