630762878659 has 2 divisors, whose sum is σ = 630762878660. Its totient is φ = 630762878658.

The previous prime is 630762878591. The next prime is 630762878663. The reversal of 630762878659 is 956878267036.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 630762878659 - 2¹⁵ = 630762845891 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 630762878594 and 630762878603.

It is not a weakly prime, because it can be changed into another prime (630762873659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315381439329 + 315381439330.

It is an arithmetic number, because the mean of its divisors is an integer number (315381439330).

Almost surely, 2^630762878659 is an apocalyptic number.

630762878659 is a deficient number, since it is larger than the sum of its proper divisors (1).

630762878659 is an equidigital number, since it uses as much as digits as its factorization.

630762878659 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 182891520, while the sum is 67.

The spelling of 630762878659 in words is "six hundred thirty billion, seven hundred sixty-two million, eight hundred seventy-eight thousand, six hundred fifty-nine".