806072703769 has 2 divisors, whose sum is σ = 806072703770. Its totient is φ = 806072703768.

The previous prime is 806072703757. The next prime is 806072703823. The reversal of 806072703769 is 967307270608.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 566462453769 + 239610250000 = 752637^2 + 489500^2 .

It is a cyclic number.

It is not a de Polignac number, because 806072703769 - 2⁹ = 806072703257 is a prime.

It is a super-2 number, since 2×806072703769² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (806072773769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 403036351884 + 403036351885.

It is an arithmetic number, because the mean of its divisors is an integer number (403036351885).

Almost surely, 2^806072703769 is an apocalyptic number.

It is an amenable number.

806072703769 is a deficient number, since it is larger than the sum of its proper divisors (1).

806072703769 is an equidigital number, since it uses as much as digits as its factorization.

806072703769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5334336, while the sum is 55.

The spelling of 806072703769 in words is "eight hundred six billion, seventy-two million, seven hundred three thousand, seven hundred sixty-nine".