424277232109 has 2 divisors, whose sum is σ = 424277232110. Its totient is φ = 424277232108.

The previous prime is 424277232083. The next prime is 424277232151. The reversal of 424277232109 is 901232772424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 381927708009 + 42349524100 = 618003^2 + 205790^2 .

It is a cyclic number.

It is not a de Polignac number, because 424277232109 - 2⁹ = 424277231597 is a prime.

It is a super-3 number, since 3×424277232109³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (424277532109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212138616054 + 212138616055.

It is an arithmetic number, because the mean of its divisors is an integer number (212138616055).

Almost surely, 2^424277232109 is an apocalyptic number.

It is an amenable number.

424277232109 is a deficient number, since it is larger than the sum of its proper divisors (1).

424277232109 is an equidigital number, since it uses as much as digits as its factorization.

424277232109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 424277232109 in words is "four hundred twenty-four billion, two hundred seventy-seven million, two hundred thirty-two thousand, one hundred nine".