133921742524 has 24 divisors (see below), whose sum is σ = 240436149408. Its totient is φ = 65230556160.

The previous prime is 133921742489. The next prime is 133921742531. The reversal of 133921742524 is 425247129331.

It is a happy number.

133921742524 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 496312 + ... + 717055.

It is an arithmetic number, because the mean of its divisors is an integer number (10018172892).

Almost surely, 2^133921742524 is an apocalyptic number.

It is an amenable number.

133921742524 is a deficient number, since it is larger than the sum of its proper divisors (106514406884).

133921742524 is a wasteful number, since it uses less digits than its factorization.

133921742524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214085 (or 1214083 counting only the distinct ones).

The product of its digits is 362880, while the sum is 43.

The spelling of 133921742524 in words is "one hundred thirty-three billion, nine hundred twenty-one million, seven hundred forty-two thousand, five hundred twenty-four".