34155556339 has 2 divisors, whose sum is σ = 34155556340. Its totient is φ = 34155556338.

The previous prime is 34155556313. The next prime is 34155556343. The reversal of 34155556339 is 93365555143.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34155556339 - 2²³ = 34147167731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34155556292 and 34155556301.

It is not a weakly prime, because it can be changed into another prime (34155556639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17077778169 + 17077778170.

It is an arithmetic number, because the mean of its divisors is an integer number (17077778170).

Almost surely, 2^34155556339 is an apocalyptic number.

34155556339 is a deficient number, since it is larger than the sum of its proper divisors (1).

34155556339 is an equidigital number, since it uses as much as digits as its factorization.

34155556339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3645000, while the sum is 49.

The spelling of 34155556339 in words is "thirty-four billion, one hundred fifty-five million, five hundred fifty-six thousand, three hundred thirty-nine".