30812943463 has 2 divisors, whose sum is σ = 30812943464. Its totient is φ = 30812943462.

The previous prime is 30812943433. The next prime is 30812943523. The reversal of 30812943463 is 36434921803.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30812943463 - 2²⁹ = 30276072551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30812943433) 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, 15406471731 + 15406471732.

It is an arithmetic number, because the mean of its divisors is an integer number (15406471732).

Almost surely, 2^30812943463 is an apocalyptic number.

30812943463 is a deficient number, since it is larger than the sum of its proper divisors (1).

30812943463 is an equidigital number, since it uses as much as digits as its factorization.

30812943463 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 30812943463 in words is "thirty billion, eight hundred twelve million, nine hundred forty-three thousand, four hundred sixty-three".