24345513457 has 2 divisors, whose sum is σ = 24345513458. Its totient is φ = 24345513456.

The previous prime is 24345513449. The next prime is 24345513463. The reversal of 24345513457 is 75431554342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22413383521 + 1932129936 = 149711^2 + 43956^2 .

It is a cyclic number.

It is not a de Polignac number, because 24345513457 - 2³ = 24345513449 is a prime.

It is not a weakly prime, because it can be changed into another prime (24345511457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12172756728 + 12172756729.

It is an arithmetic number, because the mean of its divisors is an integer number (12172756729).

Almost surely, 2^24345513457 is an apocalyptic number.

It is an amenable number.

24345513457 is a deficient number, since it is larger than the sum of its proper divisors (1).

24345513457 is an equidigital number, since it uses as much as digits as its factorization.

24345513457 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008000, while the sum is 43.

The spelling of 24345513457 in words is "twenty-four billion, three hundred forty-five million, five hundred thirteen thousand, four hundred fifty-seven".