3963549490547 has 2 divisors, whose sum is σ = 3963549490548. Its totient is φ = 3963549490546.

The previous prime is 3963549490529. The next prime is 3963549490591. The reversal of 3963549490547 is 7450949453693.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3963549490547 is a prime.

It is not a weakly prime, because it can be changed into another prime (3963549460547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981774745273 + 1981774745274.

It is an arithmetic number, because the mean of its divisors is an integer number (1981774745274).

Almost surely, 2^{3963549490547} is an apocalyptic number.

3963549490547 is a deficient number, since it is larger than the sum of its proper divisors (1).

3963549490547 is an equidigital number, since it uses as much as digits as its factorization.

3963549490547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 440899200, while the sum is 68.

The spelling of 3963549490547 in words is "three trillion, nine hundred sixty-three billion, five hundred forty-nine million, four hundred ninety thousand, five hundred forty-seven".