20360435265121 has 8 divisors (see below), whose sum is σ = 24493756710080. Its totient is φ = 16533285779088.

The previous prime is 20360435265113. The next prime is 20360435265133. The reversal of 20360435265121 is 12156253406302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20360435265121 - 2³ = 20360435265113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20360435265161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76542989586 + ... + 76542989851.

It is an arithmetic number, because the mean of its divisors is an integer number (3061719588760).

Almost surely, 2^{20360435265121} is an apocalyptic number.

It is an amenable number.

20360435265121 is a deficient number, since it is larger than the sum of its proper divisors (4133321444959).

20360435265121 is a wasteful number, since it uses less digits than its factorization.

20360435265121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153085979463.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 20360435265121 in words is "twenty trillion, three hundred sixty billion, four hundred thirty-five million, two hundred sixty-five thousand, one hundred twenty-one".