434208644351 has 2 divisors, whose sum is σ = 434208644352. Its totient is φ = 434208644350.

The previous prime is 434208644347. The next prime is 434208644423. The reversal of 434208644351 is 153446802434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 434208644351 - 2² = 434208644347 is a prime.

It is a super-2 number, since 2×434208644351² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (434208646351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217104322175 + 217104322176.

It is an arithmetic number, because the mean of its divisors is an integer number (217104322176).

Almost surely, 2^434208644351 is an apocalyptic number.

434208644351 is a deficient number, since it is larger than the sum of its proper divisors (1).

434208644351 is an equidigital number, since it uses as much as digits as its factorization.

434208644351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 434208644351 in words is "four hundred thirty-four billion, two hundred eight million, six hundred forty-four thousand, three hundred fifty-one".