133523221624116 has 48 divisors (see below), whose sum is σ = 312198130331136. Its totient is φ = 44415750644064.

The previous prime is 133523221624097. The next prime is 133523221624129. The reversal of 133523221624116 is 611426122325331.

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, 731033995 + ... + 731216621.

It is an arithmetic number, because the mean of its divisors is an integer number (6504127715232).

Almost surely, 2^{133523221624116} is an apocalyptic number.

It is an amenable number.

133523221624116 is an abundant number, since it is smaller than the sum of its proper divisors (178674908707020).

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

133523221624116 is a wasteful number, since it uses less digits than its factorization.

133523221624116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308228 (or 308226 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

Adding to 133523221624116 its reverse (611426122325331), we get a palindrome (744949343949447).

The spelling of 133523221624116 in words is "one hundred thirty-three trillion, five hundred twenty-three billion, two hundred twenty-one million, six hundred twenty-four thousand, one hundred sixteen".