24642469141 has 2 divisors, whose sum is σ = 24642469142. Its totient is φ = 24642469140.

The previous prime is 24642469139. The next prime is 24642469147. The reversal of 24642469141 is 14196424642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16664228100 + 7978241041 = 129090^2 + 89321^2 .

It is a cyclic number.

It is not a de Polignac number, because 24642469141 - 2¹ = 24642469139 is a prime.

Together with 24642469139, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24642469147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12321234570 + 12321234571.

It is an arithmetic number, because the mean of its divisors is an integer number (12321234571).

Almost surely, 2^24642469141 is an apocalyptic number.

It is an amenable number.

24642469141 is a deficient number, since it is larger than the sum of its proper divisors (1).

24642469141 is an equidigital number, since it uses as much as digits as its factorization.

24642469141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 331776, while the sum is 43.

The spelling of 24642469141 in words is "twenty-four billion, six hundred forty-two million, four hundred sixty-nine thousand, one hundred forty-one".