3550205873 has 2 divisors, whose sum is σ = 3550205874. Its totient is φ = 3550205872.

The previous prime is 3550205837. The next prime is 3550205881. The reversal of 3550205873 is 3785020553.

Together with previous prime (3550205837) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2770232689 + 779973184 = 52633^2 + 27928^2 .

It is a cyclic number.

It is not a de Polignac number, because 3550205873 - 2⁶ = 3550205809 is a prime.

It is not a weakly prime, because it can be changed into another prime (3550205473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775102936 + 1775102937.

It is an arithmetic number, because the mean of its divisors is an integer number (1775102937).

Almost surely, 2^3550205873 is an apocalyptic number.

It is an amenable number.

3550205873 is a deficient number, since it is larger than the sum of its proper divisors (1).

3550205873 is an equidigital number, since it uses as much as digits as its factorization.

3550205873 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 126000, while the sum is 38.

The square root of 3550205873 is about 59583.6040618558. The cubic root of 3550205873 is about 1525.5197902753.

The spelling of 3550205873 in words is "three billion, five hundred fifty million, two hundred five thousand, eight hundred seventy-three".