424330066450663 has 2 divisors, whose sum is σ = 424330066450664. Its totient is φ = 424330066450662.

The previous prime is 424330066450637. The next prime is 424330066450727. The reversal of 424330066450663 is 366054660033424.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-424330066450663 is a prime.

It is a super-2 number, since 2×424330066450663² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 424330066450663.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424330066456663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212165033225331 + 212165033225332.

It is an arithmetic number, because the mean of its divisors is an integer number (212165033225332).

Almost surely, 2^{424330066450663} is an apocalyptic number.

424330066450663 is a deficient number, since it is larger than the sum of its proper divisors (1).

424330066450663 is an equidigital number, since it uses as much as digits as its factorization.

424330066450663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22394880, while the sum is 52.

The spelling of 424330066450663 in words is "four hundred twenty-four trillion, three hundred thirty billion, sixty-six million, four hundred fifty thousand, six hundred sixty-three".