30555255079 has 2 divisors, whose sum is σ = 30555255080. Its totient is φ = 30555255078.

The previous prime is 30555255037. The next prime is 30555255089. The reversal of 30555255079 is 97055255503.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30555255079 is a prime.

It is a super-2 number, since 2×30555255079² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30555255089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15277627539 + 15277627540.

It is an arithmetic number, because the mean of its divisors is an integer number (15277627540).

Almost surely, 2^30555255079 is an apocalyptic number.

30555255079 is a deficient number, since it is larger than the sum of its proper divisors (1).

30555255079 is an equidigital number, since it uses as much as digits as its factorization.

30555255079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1181250, while the sum is 46.

The spelling of 30555255079 in words is "thirty billion, five hundred fifty-five million, two hundred fifty-five thousand, seventy-nine".