30806057353 has 2 divisors, whose sum is σ = 30806057354. Its totient is φ = 30806057352.

The previous prime is 30806057339. The next prime is 30806057383. The reversal of 30806057353 is 35375060803.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30769720569 + 36336784 = 175413^2 + 6028^2 .

It is a cyclic number.

It is not a de Polignac number, because 30806057353 - 2¹³ = 30806049161 is a prime.

It is not a weakly prime, because it can be changed into another prime (30806057383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15403028676 + 15403028677.

It is an arithmetic number, because the mean of its divisors is an integer number (15403028677).

Almost surely, 2^30806057353 is an apocalyptic number.

It is an amenable number.

30806057353 is a deficient number, since it is larger than the sum of its proper divisors (1).

30806057353 is an equidigital number, since it uses as much as digits as its factorization.

30806057353 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 30806057353 in words is "thirty billion, eight hundred six million, fifty-seven thousand, three hundred fifty-three".