134433452040 has 128 divisors (see below), whose sum is σ = 427437025920. Its totient is φ = 33707520000.

The previous prime is 134433452029. The next prime is 134433452047. The reversal of 134433452040 is 40254334431.

It is a junction number, because it is equal to n+sod(n) for n = 134433451992 and 134433452010.

It is not an unprimeable number, because it can be changed into a prime (134433452047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2112690 + ... + 2175390.

It is an arithmetic number, because the mean of its divisors is an integer number (3339351765).

Almost surely, 2^134433452040 is an apocalyptic number.

134433452040 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 134433452040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213718512960).

134433452040 is an abundant number, since it is smaller than the sum of its proper divisors (293003573880).

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

134433452040 is a wasteful number, since it uses less digits than its factorization.

134433452040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63783 (or 63779 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 134433452040 its reverse (40254334431), we get a palindrome (174687786471).

The spelling of 134433452040 in words is "one hundred thirty-four billion, four hundred thirty-three million, four hundred fifty-two thousand, forty".