807800095729 has 9 divisors (see below), whose sum is σ = 887923369081. Its totient is φ = 734354735620.

The previous prime is 807800095717. The next prime is 807800095759. The reversal of 807800095729 is 927590008708.

The square root of 807800095729 is 898777.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 807800095729 - 2¹³ = 807800087537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 807800095729.

It is not an unprimeable number, because it can be changed into a prime (807800095759) 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 in 8 ways as a sum of consecutive naturals, for example, 9845694 + ... + 9927400.

Almost surely, 2^807800095729 is an apocalyptic number.

807800095729 is the 898777-th square number.

807800095729 is the 449389-th centered octagonal number.

It is an amenable number.

807800095729 is a deficient number, since it is larger than the sum of its proper divisors (80123273352).

807800095729 is an frugal number, since it uses more digits than its factorization.

807800095729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163436 (or 81718 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 55.

The spelling of 807800095729 in words is "eight hundred seven billion, eight hundred million, ninety-five thousand, seven hundred twenty-nine".