20265102016769 has 8 divisors (see below), whose sum is σ = 20371327414272. Its totient is φ = 20158877925760.

The previous prime is 20265102016763. The next prime is 20265102016829. The reversal of 20265102016769 is 96761020156202.

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 20265102016769 - 2¹⁶ = 20265101951233 is a prime.

It is a super-2 number, since 2×20265102016769² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20265102016763) 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, 57834512 + ... + 58183854.

It is an arithmetic number, because the mean of its divisors is an integer number (2546415926784).

Almost surely, 2^{20265102016769} is an apocalyptic number.

It is an amenable number.

20265102016769 is a deficient number, since it is larger than the sum of its proper divisors (106225397503).

20265102016769 is a wasteful number, since it uses less digits than its factorization.

20265102016769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653247.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 20265102016769 in words is "twenty trillion, two hundred sixty-five billion, one hundred two million, sixteen thousand, seven hundred sixty-nine".