30335255813 has 2 divisors, whose sum is σ = 30335255814. Its totient is φ = 30335255812.

The previous prime is 30335255803. The next prime is 30335255827. The reversal of 30335255813 is 31855253303.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30208873249 + 126382564 = 173807^2 + 11242^2 .

It is a cyclic number.

It is not a de Polignac number, because 30335255813 - 2²⁶ = 30268146949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30335255803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15167627906 + 15167627907.

It is an arithmetic number, because the mean of its divisors is an integer number (15167627907).

Almost surely, 2^30335255813 is an apocalyptic number.

It is an amenable number.

30335255813 is a deficient number, since it is larger than the sum of its proper divisors (1).

30335255813 is an equidigital number, since it uses as much as digits as its factorization.

30335255813 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 30335255813 in words is "thirty billion, three hundred thirty-five million, two hundred fifty-five thousand, eight hundred thirteen".