2855505937 has 2 divisors, whose sum is σ = 2855505938. Its totient is φ = 2855505936.

The previous prime is 2855505923. The next prime is 2855505971. The reversal of 2855505937 is 7395055582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2733093841 + 122412096 = 52279^2 + 11064^2 .

It is a cyclic number.

It is not a de Polignac number, because 2855505937 - 2¹⁵ = 2855473169 is a prime.

It is not a weakly prime, because it can be changed into another prime (2855505137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427752968 + 1427752969.

It is an arithmetic number, because the mean of its divisors is an integer number (1427752969).

Almost surely, 2^2855505937 is an apocalyptic number.

It is an amenable number.

2855505937 is a deficient number, since it is larger than the sum of its proper divisors (1).

2855505937 is an equidigital number, since it uses as much as digits as its factorization.

2855505937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1890000, while the sum is 49.

The square root of 2855505937 is about 53436.9342028526. The cubic root of 2855505937 is about 1418.7123712403.

The spelling of 2855505937 in words is "two billion, eight hundred fifty-five million, five hundred five thousand, nine hundred thirty-seven".