23662742471 has 4 divisors (see below), whose sum is σ = 24050656344. Its totient is φ = 23274828600.

The previous prime is 23662742449. The next prime is 23662742507. The reversal of 23662742471 is 17424726632.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23662742471 - 2⁶ = 23662742407 is a prime.

It is a super-3 number, since 3×23662742471³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23662742371) 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 3 ways as a sum of consecutive naturals, for example, 193956845 + ... + 193956966.

It is an arithmetic number, because the mean of its divisors is an integer number (6012664086).

Almost surely, 2^23662742471 is an apocalyptic number.

23662742471 is a deficient number, since it is larger than the sum of its proper divisors (387913873).

23662742471 is an equidigital number, since it uses as much as digits as its factorization.

23662742471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387913872.

The product of its digits is 677376, while the sum is 44.

The spelling of 23662742471 in words is "twenty-three billion, six hundred sixty-two million, seven hundred forty-two thousand, four hundred seventy-one".