24540145459 has 2 divisors, whose sum is σ = 24540145460. Its totient is φ = 24540145458.

The previous prime is 24540145433. The next prime is 24540145499. The reversal of 24540145459 is 95454104542.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24540145459 is a prime.

It is not a weakly prime, because it can be changed into another prime (24540145499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12270072729 + 12270072730.

It is an arithmetic number, because the mean of its divisors is an integer number (12270072730).

Almost surely, 2^24540145459 is an apocalyptic number.

24540145459 is a deficient number, since it is larger than the sum of its proper divisors (1).

24540145459 is an equidigital number, since it uses as much as digits as its factorization.

24540145459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576000, while the sum is 43.

The spelling of 24540145459 in words is "twenty-four billion, five hundred forty million, one hundred forty-five thousand, four hundred fifty-nine".