7794863947 has 16 divisors (see below), whose sum is σ = 8427186432. Its totient is φ = 7167283200.

The previous prime is 7794863899. The next prime is 7794863959. The reversal of 7794863947 is 7493684977.

It is a cyclic number.

It is not a de Polignac number, because 7794863947 - 2⁷ = 7794863819 is a prime.

It is a Duffinian number.

It is a zygodrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (7794867947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4867947 + ... + 4869547.

It is an arithmetic number, because the mean of its divisors is an integer number (526699152).

Almost surely, 2^7794863947 is an apocalyptic number.

7794863947 is a deficient number, since it is larger than the sum of its proper divisors (632322485).

7794863947 is a wasteful number, since it uses less digits than its factorization.

7794863947 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2838.

The product of its digits is 64012032, while the sum is 64.

The square root of 7794863947 is about 88288.5267008120. The cubic root of 7794863947 is about 1982.7570972880.

The spelling of 7794863947 in words is "seven billion, seven hundred ninety-four million, eight hundred sixty-three thousand, nine hundred forty-seven".