3427430345077 has 2 divisors, whose sum is σ = 3427430345078. Its totient is φ = 3427430345076.

The previous prime is 3427430345051. The next prime is 3427430345089. The reversal of 3427430345077 is 7705430347243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3287842924081 + 139587420996 = 1813241^2 + 373614^2 .

It is a cyclic number.

It is not a de Polignac number, because 3427430345077 - 2³⁹ = 2877674531189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3427430345077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3427430345177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1713715172538 + 1713715172539.

It is an arithmetic number, because the mean of its divisors is an integer number (1713715172539).

Almost surely, 2^{3427430345077} is an apocalyptic number.

It is an amenable number.

3427430345077 is a deficient number, since it is larger than the sum of its proper divisors (1).

3427430345077 is an equidigital number, since it uses as much as digits as its factorization.

3427430345077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5927040, while the sum is 49.

The spelling of 3427430345077 in words is "three trillion, four hundred twenty-seven billion, four hundred thirty million, three hundred forty-five thousand, seventy-seven".