55430344120429 has 2 divisors, whose sum is σ = 55430344120430. Its totient is φ = 55430344120428.

The previous prime is 55430344120423. The next prime is 55430344120439. The reversal of 55430344120429 is 92402144303455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54521757693225 + 908586427204 = 7383885^2 + 953198^2 .

It is a cyclic number.

It is not a de Polignac number, because 55430344120429 - 2²³ = 55430335731821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55430344120423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27715172060214 + 27715172060215.

It is an arithmetic number, because the mean of its divisors is an integer number (27715172060215).

Almost surely, 2^{55430344120429} is an apocalyptic number.

It is an amenable number.

55430344120429 is a deficient number, since it is larger than the sum of its proper divisors (1).

55430344120429 is an equidigital number, since it uses as much as digits as its factorization.

55430344120429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 55430344120429 in words is "fifty-five trillion, four hundred thirty billion, three hundred forty-four million, one hundred twenty thousand, four hundred twenty-nine".