136021120665334 has 32 divisors (see below), whose sum is σ = 217859091335424. Its totient is φ = 63539176044960.

The previous prime is 136021120665317. The next prime is 136021120665341. The reversal of 136021120665334 is 433566021120631.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83541544 + ... + 85154164.

It is an arithmetic number, because the mean of its divisors is an integer number (6808096604232).

Almost surely, 2^{136021120665334} is an apocalyptic number.

136021120665334 is a deficient number, since it is larger than the sum of its proper divisors (81837970670090).

136021120665334 is a wasteful number, since it uses less digits than its factorization.

136021120665334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655332.

The product of its (nonzero) digits is 466560, while the sum is 43.

Adding to 136021120665334 its reverse (433566021120631), we get a palindrome (569587141785965).

The spelling of 136021120665334 in words is "one hundred thirty-six trillion, twenty-one billion, one hundred twenty million, six hundred sixty-five thousand, three hundred thirty-four".