123541533050 has 48 divisors (see below), whose sum is σ = 260487598560. Its totient is φ = 43214523840.

The previous prime is 123541533041. The next prime is 123541533083. The reversal of 123541533050 is 50335145321.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123541532998 and 123541533016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4989332 + ... + 5014031.

It is an arithmetic number, because the mean of its divisors is an integer number (5426824970).

Almost surely, 2^123541533050 is an apocalyptic number.

123541533050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123541533050 is an abundant number, since it is smaller than the sum of its proper divisors (136946065510).

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

123541533050 is a wasteful number, since it uses less digits than its factorization.

123541533050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10003407 (or 10003402 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

Adding to 123541533050 its reverse (50335145321), we get a palindrome (173876678371).

The spelling of 123541533050 in words is "one hundred twenty-three billion, five hundred forty-one million, five hundred thirty-three thousand, fifty".