30406883471 has 2 divisors, whose sum is σ = 30406883472. Its totient is φ = 30406883470.

The previous prime is 30406883459. The next prime is 30406883503. The reversal of 30406883471 is 17438860403.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30406883471 is a prime.

It is a super-3 number, since 3×30406883471³ (a number of 32 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30406883431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15203441735 + 15203441736.

It is an arithmetic number, because the mean of its divisors is an integer number (15203441736).

Almost surely, 2^30406883471 is an apocalyptic number.

30406883471 is a deficient number, since it is larger than the sum of its proper divisors (1).

30406883471 is an equidigital number, since it uses as much as digits as its factorization.

30406883471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 387072, while the sum is 44.

The spelling of 30406883471 in words is "thirty billion, four hundred six million, eight hundred eighty-three thousand, four hundred seventy-one".