24750396149 has 2 divisors, whose sum is σ = 24750396150. Its totient is φ = 24750396148.

The previous prime is 24750396061. The next prime is 24750396161. The reversal of 24750396149 is 94169305742.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22708983025 + 2041413124 = 150695^2 + 45182^2 .

It is a cyclic number.

It is not a de Polignac number, because 24750396149 - 2⁸ = 24750395893 is a prime.

It is a super-2 number, since 2×24750396149² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 24750396097 and 24750396106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24750366149) 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, 12375198074 + 12375198075.

It is an arithmetic number, because the mean of its divisors is an integer number (12375198075).

Almost surely, 2^24750396149 is an apocalyptic number.

It is an amenable number.

24750396149 is a deficient number, since it is larger than the sum of its proper divisors (1).

24750396149 is an equidigital number, since it uses as much as digits as its factorization.

24750396149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 24750396149 in words is "twenty-four billion, seven hundred fifty million, three hundred ninety-six thousand, one hundred forty-nine".