133111984636 has 24 divisors (see below), whose sum is σ = 233377200000. Its totient is φ = 66432892464.

The previous prime is 133111984571. The next prime is 133111984661. The reversal of 133111984636 is 636489111331.

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, 5421115 + ... + 5445613.

It is an arithmetic number, because the mean of its divisors is an integer number (9724050000).

Almost surely, 2^133111984636 is an apocalyptic number.

It is an amenable number.

133111984636 is a deficient number, since it is larger than the sum of its proper divisors (100265215364).

133111984636 is a wasteful number, since it uses less digits than its factorization.

133111984636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26961 (or 26959 counting only the distinct ones).

The product of its digits is 279936, while the sum is 46.

The spelling of 133111984636 in words is "one hundred thirty-three billion, one hundred eleven million, nine hundred eighty-four thousand, six hundred thirty-six".