8455713729 has 32 divisors (see below), whose sum is σ = 11808768000. Its totient is φ = 5375522880.

The previous prime is 8455713671. The next prime is 8455713733. The reversal of 8455713729 is 9273175548.

It is not a de Polignac number, because 8455713729 - 2¹⁹ = 8455189441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8455713769) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5458047 + ... + 5459595.

It is an arithmetic number, because the mean of its divisors is an integer number (369024000).

Almost surely, 2^8455713729 is an apocalyptic number.

It is an amenable number.

8455713729 is a deficient number, since it is larger than the sum of its proper divisors (3353054271).

8455713729 is a wasteful number, since it uses less digits than its factorization.

8455713729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2405.

The product of its digits is 2116800, while the sum is 51.

The square root of 8455713729 is about 91954.9548909682. The cubic root of 8455713729 is about 2037.2770386660.

The spelling of 8455713729 in words is "eight billion, four hundred fifty-five million, seven hundred thirteen thousand, seven hundred twenty-nine".