6780479963 has 2 divisors, whose sum is σ = 6780479964. Its totient is φ = 6780479962.

The previous prime is 6780479947. The next prime is 6780479989. The reversal of 6780479963 is 3699740876.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6780479963 - 2⁴ = 6780479947 is a prime.

It is not a weakly prime, because it can be changed into another prime (6780475963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3390239981 + 3390239982.

It is an arithmetic number, because the mean of its divisors is an integer number (3390239982).

Almost surely, 2^6780479963 is an apocalyptic number.

6780479963 is a deficient number, since it is larger than the sum of its proper divisors (1).

6780479963 is an equidigital number, since it uses as much as digits as its factorization.

6780479963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13716864, while the sum is 59.

The square root of 6780479963 is about 82343.6698417067. The cubic root of 6780479963 is about 1892.7219221742.

The spelling of 6780479963 in words is "six billion, seven hundred eighty million, four hundred seventy-nine thousand, nine hundred sixty-three".