9912910251463 has 2 divisors, whose sum is σ = 9912910251464. Its totient is φ = 9912910251462.

The previous prime is 9912910251389. The next prime is 9912910251467. The reversal of 9912910251463 is 3641520192199.

It is a strong prime.

It is an emirp because it is prime and its reverse (3641520192199) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9912910251463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9912910251463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9912910251467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4956455125731 + 4956455125732.

It is an arithmetic number, because the mean of its divisors is an integer number (4956455125732).

Almost surely, 2^{9912910251463} is an apocalyptic number.

9912910251463 is a deficient number, since it is larger than the sum of its proper divisors (1).

9912910251463 is an equidigital number, since it uses as much as digits as its factorization.

9912910251463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 52.

The spelling of 9912910251463 in words is "nine trillion, nine hundred twelve billion, nine hundred ten million, two hundred fifty-one thousand, four hundred sixty-three".