5478366205073 has 2 divisors, whose sum is σ = 5478366205074. Its totient is φ = 5478366205072.

The previous prime is 5478366205063. The next prime is 5478366205079. The reversal of 5478366205073 is 3705026638745.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5072841776209 + 405524428864 = 2252297^2 + 636808^2 .

It is a cyclic number.

It is not a de Polignac number, because 5478366205073 - 2²² = 5478362010769 is a prime.

It is not a weakly prime, because it can be changed into another prime (5478366205079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2739183102536 + 2739183102537.

It is an arithmetic number, because the mean of its divisors is an integer number (2739183102537).

Almost surely, 2^{5478366205073} is an apocalyptic number.

It is an amenable number.

5478366205073 is a deficient number, since it is larger than the sum of its proper divisors (1).

5478366205073 is an equidigital number, since it uses as much as digits as its factorization.

5478366205073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25401600, while the sum is 56.

The spelling of 5478366205073 in words is "five trillion, four hundred seventy-eight billion, three hundred sixty-six million, two hundred five thousand, seventy-three".