20055510043 has 2 divisors, whose sum is σ = 20055510044. Its totient is φ = 20055510042.

The previous prime is 20055510037. The next prime is 20055510049. The reversal of 20055510043 is 34001555002.

It is a balanced prime because it is at equal distance from previous prime (20055510037) and next prime (20055510049).

It is a cyclic number.

It is not a de Polignac number, because 20055510043 - 2¹⁷ = 20055378971 is a prime.

It is not a weakly prime, because it can be changed into another prime (20055510049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10027755021 + 10027755022.

It is an arithmetic number, because the mean of its divisors is an integer number (10027755022).

Almost surely, 2^20055510043 is an apocalyptic number.

20055510043 is a deficient number, since it is larger than the sum of its proper divisors (1).

20055510043 is an equidigital number, since it uses as much as digits as its factorization.

20055510043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3000, while the sum is 25.

The spelling of 20055510043 in words is "twenty billion, fifty-five million, five hundred ten thousand, forty-three".