12263423787 has 8 divisors (see below), whose sum is σ = 18168035280. Its totient is φ = 8175615840.

The previous prime is 12263423699. The next prime is 12263423833. The reversal of 12263423787 is 78732436221.

12263423787 is a `hidden beast` number, since 1 + 2 + 2 + 634 + 2 + 3 + 7 + 8 + 7 = 666.

It is not a de Polignac number, because 12263423787 - 2¹¹ = 12263421739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12263423587) 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 7 ways as a sum of consecutive naturals, for example, 227100414 + ... + 227100467.

It is an arithmetic number, because the mean of its divisors is an integer number (2271004410).

Almost surely, 2^12263423787 is an apocalyptic number.

12263423787 is a deficient number, since it is larger than the sum of its proper divisors (5904611493).

12263423787 is an equidigital number, since it uses as much as digits as its factorization.

12263423787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454200890 (or 454200884 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The spelling of 12263423787 in words is "twelve billion, two hundred sixty-three million, four hundred twenty-three thousand, seven hundred eighty-seven".