133375753636 has 12 divisors (see below), whose sum is σ = 233459273628. Its totient is φ = 66673104032.

The previous prime is 133375753627. The next prime is 133375753657. The reversal of 133375753636 is 636357573331.

It can be written as a sum of positive squares in 2 ways, for example, as 50895360000 + 82480393636 = 225600^2 + 287194^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3672871 + ... + 3709006.

It is an arithmetic number, because the mean of its divisors is an integer number (19454939469).

Almost surely, 2^133375753636 is an apocalyptic number.

It is an amenable number.

133375753636 is a deficient number, since it is larger than the sum of its proper divisors (100083519992).

133375753636 is a wasteful number, since it uses less digits than its factorization.

133375753636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7386398 (or 7386396 counting only the distinct ones).

The product of its digits is 10716300, while the sum is 52.

The spelling of 133375753636 in words is "one hundred thirty-three billion, three hundred seventy-five million, seven hundred fifty-three thousand, six hundred thirty-six".