133560433020 has 192 divisors, whose sum is σ = 453065840640. Its totient is φ = 28698574848.

The previous prime is 133560433009. The next prime is 133560433043. The reversal of 133560433020 is 20334065331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6322636 + ... + 6343724.

It is an arithmetic number, because the mean of its divisors is an integer number (2359717920).

Almost surely, 2^133560433020 is an apocalyptic number.

133560433020 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 133560433020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (226532920320).

133560433020 is an abundant number, since it is smaller than the sum of its proper divisors (319505407620).

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

133560433020 is a wasteful number, since it uses less digits than its factorization.

133560433020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22012 (or 22010 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 30.

Adding to 133560433020 its reverse (20334065331), we get a palindrome (153894498351).

It can be divided in two parts, 133560 and 433020, that added together give a triangular number (566580 = T₁₀₆₄).

The spelling of 133560433020 in words is "one hundred thirty-three billion, five hundred sixty million, four hundred thirty-three thousand, twenty".