63739880747 has 2 divisors, whose sum is σ = 63739880748. Its totient is φ = 63739880746.

The previous prime is 63739880713. The next prime is 63739880761. The reversal of 63739880747 is 74708893736.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63739880747 - 2¹⁸ = 63739618603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63739880747.

It is not a weakly prime, because it can be changed into another prime (63739880777) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31869940373 + 31869940374.

It is an arithmetic number, because the mean of its divisors is an integer number (31869940374).

Almost surely, 2^63739880747 is an apocalyptic number.

63739880747 is a deficient number, since it is larger than the sum of its proper divisors (1).

63739880747 is an equidigital number, since it uses as much as digits as its factorization.

63739880747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42674688, while the sum is 62.

The spelling of 63739880747 in words is "sixty-three billion, seven hundred thirty-nine million, eight hundred eighty thousand, seven hundred forty-seven".