30316926461 has 2 divisors, whose sum is σ = 30316926462. Its totient is φ = 30316926460.

The previous prime is 30316926457. The next prime is 30316926469. The reversal of 30316926461 is 16462961303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21055751236 + 9261175225 = 145106^2 + 96235^2 .

It is an emirp because it is prime and its reverse (16462961303) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30316926461 - 2² = 30316926457 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30316926469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15158463230 + 15158463231.

It is an arithmetic number, because the mean of its divisors is an integer number (15158463231).

Almost surely, 2^30316926461 is an apocalyptic number.

It is an amenable number.

30316926461 is a deficient number, since it is larger than the sum of its proper divisors (1).

30316926461 is an equidigital number, since it uses as much as digits as its factorization.

30316926461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 139968, while the sum is 41.

The spelling of 30316926461 in words is "thirty billion, three hundred sixteen million, nine hundred twenty-six thousand, four hundred sixty-one".