133946579528 has 32 divisors (see below), whose sum is σ = 256619266560. Its totient is φ = 65516173440.

The previous prime is 133946579527. The next prime is 133946579549. The reversal of 133946579528 is 825975649331.

It is not an unprimeable number, because it can be changed into a prime (133946579527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 689348 + ... + 862028.

It is an arithmetic number, because the mean of its divisors is an integer number (8019352080).

Almost surely, 2^133946579528 is an apocalyptic number.

It is an amenable number.

133946579528 is a deficient number, since it is larger than the sum of its proper divisors (122672687032).

133946579528 is a wasteful number, since it uses less digits than its factorization.

133946579528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174797 (or 174793 counting only the distinct ones).

The product of its digits is 48988800, while the sum is 62.

The spelling of 133946579528 in words is "one hundred thirty-three billion, nine hundred forty-six million, five hundred seventy-nine thousand, five hundred twenty-eight".