135720889196 has 12 divisors (see below), whose sum is σ = 238968683352. Its totient is φ = 67444122528.

The previous prime is 135720889177. The next prime is 135720889201. The reversal of 135720889196 is 691988027531.

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, 104079785 + ... + 104081088.

It is an arithmetic number, because the mean of its divisors is an integer number (19914056946).

Almost surely, 2^135720889196 is an apocalyptic number.

It is an amenable number.

135720889196 is a deficient number, since it is larger than the sum of its proper divisors (103247794156).

135720889196 is a wasteful number, since it uses less digits than its factorization.

135720889196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208161040 (or 208161038 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 59.

The spelling of 135720889196 in words is "one hundred thirty-five billion, seven hundred twenty million, eight hundred eighty-nine thousand, one hundred ninety-six".