42738009463 has 2 divisors, whose sum is σ = 42738009464. Its totient is φ = 42738009462.

The previous prime is 42738009439. The next prime is 42738009467. The reversal of 42738009463 is 36490083724.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42738009463 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42738009467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21369004731 + 21369004732.

It is an arithmetic number, because the mean of its divisors is an integer number (21369004732).

Almost surely, 2^42738009463 is an apocalyptic number.

42738009463 is a deficient number, since it is larger than the sum of its proper divisors (1).

42738009463 is an equidigital number, since it uses as much as digits as its factorization.

42738009463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 42738009463 in words is "forty-two billion, seven hundred thirty-eight million, nine thousand, four hundred sixty-three".