135534204512432 has 80 divisors (see below), whose sum is σ = 291884232418848. Its totient is φ = 60442183127040.

The previous prime is 135534204512419. The next prime is 135534204512477. The reversal of 135534204512432 is 234215402435531.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323220218 + ... + 323639270.

Almost surely, 2^{135534204512432} is an apocalyptic number.

It is an amenable number.

135534204512432 is an abundant number, since it is smaller than the sum of its proper divisors (156350027906416).

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

135534204512432 is a wasteful number, since it uses less digits than its factorization.

135534204512432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453798 (or 453792 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

Adding to 135534204512432 its reverse (234215402435531), we get a palindrome (369749606947963).

The spelling of 135534204512432 in words is "one hundred thirty-five trillion, five hundred thirty-four billion, two hundred four million, five hundred twelve thousand, four hundred thirty-two".