20231505244269 has 32 divisors (see below), whose sum is σ = 32700256128000. Its totient is φ = 12260440612080.

The previous prime is 20231505244183. The next prime is 20231505244303. The reversal of 20231505244269 is 96244250513202.

20231505244269 is a `hidden beast` number, since 2 + 0 + 2 + 3 + 150 + 52 + 442 + 6 + 9 = 666.

It is not a de Polignac number, because 20231505244269 - 2²¹ = 20231503147117 is a prime.

It is a super-2 number, since 2×20231505244269² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20231505244969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 397542 + ... + 6373464.

It is an arithmetic number, because the mean of its divisors is an integer number (1021883004000).

Almost surely, 2^{20231505244269} is an apocalyptic number.

It is an amenable number.

20231505244269 is a deficient number, since it is larger than the sum of its proper divisors (12468750883731).

20231505244269 is a wasteful number, since it uses less digits than its factorization.

20231505244269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5987342 (or 5987336 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 20231505244269 in words is "twenty trillion, two hundred thirty-one billion, five hundred five million, two hundred forty-four thousand, two hundred sixty-nine".