135421245010356 has 24 divisors (see below), whose sum is σ = 316084149233664. Its totient is φ = 45125951544960.

The previous prime is 135421245010327. The next prime is 135421245010357. The reversal of 135421245010356 is 653010542124531.

135421245010356 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135421245010357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1807893300 + ... + 1807968203.

It is an arithmetic number, because the mean of its divisors is an integer number (13170172884736).

Almost surely, 2^{135421245010356} is an apocalyptic number.

It is an amenable number.

135421245010356 is an abundant number, since it is smaller than the sum of its proper divisors (180662904223308).

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

135421245010356 is a wasteful number, since it uses less digits than its factorization.

135421245010356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3615864631 (or 3615864629 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

Adding to 135421245010356 its reverse (653010542124531), we get a palindrome (788431787134887).

The spelling of 135421245010356 in words is "one hundred thirty-five trillion, four hundred twenty-one billion, two hundred forty-five million, ten thousand, three hundred fifty-six".