135628540033044 has 48 divisors (see below), whose sum is σ = 327381860232000. Its totient is φ = 43650214519296.

The previous prime is 135628540033009. The next prime is 135628540033061. The reversal of 135628540033044 is 440330045826531.

It is a happy number.

It is a super-2 number, since 2×135628540033044² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 135628540032984 and 135628540033002.

It is a congruent number.

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, 43776604 + ... + 46772300.

It is an arithmetic number, because the mean of its divisors is an integer number (6820455421500).

Almost surely, 2^{135628540033044} is an apocalyptic number.

It is an amenable number.

135628540033044 is an abundant number, since it is smaller than the sum of its proper divisors (191753320198956).

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

135628540033044 is a wasteful number, since it uses less digits than its factorization.

135628540033044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3125832 (or 3125830 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 48.

Adding to 135628540033044 its reverse (440330045826531), we get a palindrome (575958585859575).

The spelling of 135628540033044 in words is "one hundred thirty-five trillion, six hundred twenty-eight billion, five hundred forty million, thirty-three thousand, forty-four".