6780061763 has 2 divisors, whose sum is σ = 6780061764. Its totient is φ = 6780061762.

The previous prime is 6780061697. The next prime is 6780061823. The reversal of 6780061763 is 3671600876.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6780061763 - 2¹⁶ = 6779996227 is a prime.

It is not a weakly prime, because it can be changed into another prime (6780061963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3390030881 + 3390030882.

It is an arithmetic number, because the mean of its divisors is an integer number (3390030882).

Almost surely, 2^6780061763 is an apocalyptic number.

6780061763 is a deficient number, since it is larger than the sum of its proper divisors (1).

6780061763 is an equidigital number, since it uses as much as digits as its factorization.

6780061763 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 6780061763 is about 82341.1304452398. The cubic root of 6780061763 is about 1892.6830088728.

The spelling of 6780061763 in words is "six billion, seven hundred eighty million, sixty-one thousand, seven hundred sixty-three".