135621338842286 has 16 divisors (see below), whose sum is σ = 222411441714480. Its totient is φ = 61511170188480.

The previous prime is 135621338842243. The next prime is 135621338842331. The reversal of 135621338842286 is 682248833126531.

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, 6744635801 + ... + 6744655908.

It is an arithmetic number, because the mean of its divisors is an integer number (13900715107155).

Almost surely, 2^{135621338842286} is an apocalyptic number.

135621338842286 is a deficient number, since it is larger than the sum of its proper divisors (86790102872194).

135621338842286 is a wasteful number, since it uses less digits than its factorization.

135621338842286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13489292179.

The product of its digits is 79626240, while the sum is 62.

The spelling of 135621338842286 in words is "one hundred thirty-five trillion, six hundred twenty-one billion, three hundred thirty-eight million, eight hundred forty-two thousand, two hundred eighty-six".