135143635050 has 72 divisors (see below), whose sum is σ = 363128174604. Its totient is φ = 36034106880.

The previous prime is 135143635021. The next prime is 135143635073. The reversal of 135143635050 is 50536341531.

135143635050 is a `hidden beast` number, since 1 + 3 + 5 + 14 + 3 + 635 + 0 + 5 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 102958198641 + 32185436409 = 320871^2 + 179403^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 135143634996 and 135143635014.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6817954 + ... + 6837746.

Almost surely, 2^135143635050 is an apocalyptic number.

135143635050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135143635050 is an abundant number, since it is smaller than the sum of its proper divisors (227984539554).

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

135143635050 is a wasteful number, since it uses less digits than its factorization.

135143635050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34984 (or 34976 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

Adding to 135143635050 its reverse (50536341531), we get a palindrome (185679976581).

The spelling of 135143635050 in words is "one hundred thirty-five billion, one hundred forty-three million, six hundred thirty-five thousand, fifty".