42912262663 has 2 divisors, whose sum is σ = 42912262664. Its totient is φ = 42912262662.

The previous prime is 42912262651. The next prime is 42912262751. The reversal of 42912262663 is 36626221924.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42912262663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42912262163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21456131331 + 21456131332.

It is an arithmetic number, because the mean of its divisors is an integer number (21456131332).

Almost surely, 2^42912262663 is an apocalyptic number.

42912262663 is a deficient number, since it is larger than the sum of its proper divisors (1).

42912262663 is an equidigital number, since it uses as much as digits as its factorization.

42912262663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 43.

The spelling of 42912262663 in words is "forty-two billion, nine hundred twelve million, two hundred sixty-two thousand, six hundred sixty-three".