24494109539 has 2 divisors, whose sum is σ = 24494109540. Its totient is φ = 24494109538.

The previous prime is 24494109529. The next prime is 24494109547. The reversal of 24494109539 is 93590149442.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24494109539 is a prime.

It is a super-2 number, since 2×24494109539² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (24494109529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12247054769 + 12247054770.

It is an arithmetic number, because the mean of its divisors is an integer number (12247054770).

Almost surely, 2^24494109539 is an apocalyptic number.

24494109539 is a deficient number, since it is larger than the sum of its proper divisors (1).

24494109539 is an equidigital number, since it uses as much as digits as its factorization.

24494109539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 24494109539 in words is "twenty-four billion, four hundred ninety-four million, one hundred nine thousand, five hundred thirty-nine".