30402420463 has 2 divisors, whose sum is σ = 30402420464. Its totient is φ = 30402420462.

The previous prime is 30402420439. The next prime is 30402420479. The reversal of 30402420463 is 36402420403.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30402420463 - 2¹⁷ = 30402289391 is a prime.

It is a super-2 number, since 2×30402420463² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30402427463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15201210231 + 15201210232.

It is an arithmetic number, because the mean of its divisors is an integer number (15201210232).

Almost surely, 2^30402420463 is an apocalyptic number.

30402420463 is a deficient number, since it is larger than the sum of its proper divisors (1).

30402420463 is an equidigital number, since it uses as much as digits as its factorization.

30402420463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 30402420463 its reverse (36402420403), we get a palindrome (66804840866).

The spelling of 30402420463 in words is "thirty billion, four hundred two million, four hundred twenty thousand, four hundred sixty-three".