24423036643 has 2 divisors, whose sum is σ = 24423036644. Its totient is φ = 24423036642.

The previous prime is 24423036637. The next prime is 24423036667. The reversal of 24423036643 is 34663032442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 24423036643 - 2¹⁷ = 24422905571 is a prime.

It is not a weakly prime, because it can be changed into another prime (24423036613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12211518321 + 12211518322.

It is an arithmetic number, because the mean of its divisors is an integer number (12211518322).

Almost surely, 2^24423036643 is an apocalyptic number.

24423036643 is a deficient number, since it is larger than the sum of its proper divisors (1).

24423036643 is an equidigital number, since it uses as much as digits as its factorization.

24423036643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 37.

The spelling of 24423036643 in words is "twenty-four billion, four hundred twenty-three million, thirty-six thousand, six hundred forty-three".