23963756487841 has 3 divisors (see below), whose sum is σ = 23963761383121. Its totient is φ = 23963751592562.

The previous prime is 23963756487799. The next prime is 23963756487917. The reversal of 23963756487841 is 14878465736932.

The square root of 23963756487841 is 4895279.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 23963756487841 - 2⁴¹ = 21764733232289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23963756457841) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2447640 + ... + 7342918.

Almost surely, 2^{23963756487841} is an apocalyptic number.

23963756487841 is the 4895279-th square number.

23963756487841 is the 2447640-th centered octagonal number.

It is an amenable number.

23963756487841 is a deficient number, since it is larger than the sum of its proper divisors (4895280).

23963756487841 is an frugal number, since it uses more digits than its factorization.

23963756487841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9790558 (or 4895279 counting only the distinct ones).

The product of its digits is 1463132160, while the sum is 73.

The spelling of 23963756487841 in words is "twenty-three trillion, nine hundred sixty-three billion, seven hundred fifty-six million, four hundred eighty-seven thousand, eight hundred forty-one".