55056430043 has 2 divisors, whose sum is σ = 55056430044. Its totient is φ = 55056430042.

The previous prime is 55056430031. The next prime is 55056430049. The reversal of 55056430043 is 34003465055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55056430043 - 2¹⁰ = 55056429019 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 55056429985 and 55056430012.

It is not a weakly prime, because it can be changed into another prime (55056430049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27528215021 + 27528215022.

It is an arithmetic number, because the mean of its divisors is an integer number (27528215022).

Almost surely, 2^55056430043 is an apocalyptic number.

55056430043 is a deficient number, since it is larger than the sum of its proper divisors (1).

55056430043 is an equidigital number, since it uses as much as digits as its factorization.

55056430043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 55056430043 its reverse (34003465055), we get a palindrome (89059895098).

The spelling of 55056430043 in words is "fifty-five billion, fifty-six million, four hundred thirty thousand, forty-three".