8468929709 has 2 divisors, whose sum is σ = 8468929710. Its totient is φ = 8468929708.

The previous prime is 8468929699. The next prime is 8468929747. The reversal of 8468929709 is 9079298648.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7230100900 + 1238828809 = 85030^2 + 35197^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8468929709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8468929009) 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, 4234464854 + 4234464855.

It is an arithmetic number, because the mean of its divisors is an integer number (4234464855).

Almost surely, 2^8468929709 is an apocalyptic number.

It is an amenable number.

8468929709 is a deficient number, since it is larger than the sum of its proper divisors (1).

8468929709 is an equidigital number, since it uses as much as digits as its factorization.

8468929709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15676416, while the sum is 62.

The square root of 8468929709 is about 92026.7879967567. The cubic root of 8468929709 is about 2038.3378833690.

The spelling of 8468929709 in words is "eight billion, four hundred sixty-eight million, nine hundred twenty-nine thousand, seven hundred nine".