23467961565 has 48 divisors (see below), whose sum is σ = 42478705152. Its totient is φ = 11962950912.

The previous prime is 23467961563. The next prime is 23467961579. The reversal of 23467961565 is 56516976432.

23467961565 is a `hidden beast` number, since 2 + 3 + 4 + 6 + 79 + 6 + 1 + 565 = 666.

It is not a de Polignac number, because 23467961565 - 2¹ = 23467961563 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23467961563) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1475244 + ... + 1491066.

It is an arithmetic number, because the mean of its divisors is an integer number (884973024).

Almost surely, 2^23467961565 is an apocalyptic number.

It is an amenable number.

23467961565 is a deficient number, since it is larger than the sum of its proper divisors (19010743587).

23467961565 is a wasteful number, since it uses less digits than its factorization.

23467961565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17290 (or 17287 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 54.

The spelling of 23467961565 in words is "twenty-three billion, four hundred sixty-seven million, nine hundred sixty-one thousand, five hundred sixty-five".