55210542043 has 2 divisors, whose sum is σ = 55210542044. Its totient is φ = 55210542042.

The previous prime is 55210542017. The next prime is 55210542071. The reversal of 55210542043 is 34024501255.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55210542043 is a prime.

It is a super-2 number, since 2×55210542043² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55210541996 and 55210542014.

It is not a weakly prime, because it can be changed into another prime (55210542083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27605271021 + 27605271022.

It is an arithmetic number, because the mean of its divisors is an integer number (27605271022).

Almost surely, 2^55210542043 is an apocalyptic number.

55210542043 is a deficient number, since it is larger than the sum of its proper divisors (1).

55210542043 is an equidigital number, since it uses as much as digits as its factorization.

55210542043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 55210542043 in words is "fifty-five billion, two hundred ten million, five hundred forty-two thousand, forty-three".