20414284612569 has 6 divisors (see below), whose sum is σ = 29487299995946. Its totient is φ = 13609523075040.

The previous prime is 20414284612567. The next prime is 20414284612577. The reversal of 20414284612569 is 96521648241402.

20414284612569 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 4 + 28 + 46 + 12 + 569 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14729936961600 + 5684347650969 = 3837960^2 + 2384187^2 .

It is not a de Polignac number, because 20414284612569 - 2¹ = 20414284612567 is a prime.

It is a super-2 number, since 2×20414284612569² (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 (20414284612567) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1134126922912 + ... + 1134126922929.

Almost surely, 2^{20414284612569} is an apocalyptic number.

It is an amenable number.

20414284612569 is a deficient number, since it is larger than the sum of its proper divisors (9073015383377).

20414284612569 is a wasteful number, since it uses less digits than its factorization.

20414284612569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2268253845847 (or 2268253845844 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 54.

The spelling of 20414284612569 in words is "twenty trillion, four hundred fourteen billion, two hundred eighty-four million, six hundred twelve thousand, five hundred sixty-nine".