2555904929 has 2 divisors, whose sum is σ = 2555904930. Its totient is φ = 2555904928.

The previous prime is 2555904881. The next prime is 2555904959. The reversal of 2555904929 is 9294095552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1468422400 + 1087482529 = 38320^2 + 32977^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555904929 - 2¹⁶ = 2555839393 is a prime.

It is not a weakly prime, because it can be changed into another prime (2555904959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277952464 + 1277952465.

It is an arithmetic number, because the mean of its divisors is an integer number (1277952465).

Almost surely, 2^2555904929 is an apocalyptic number.

It is an amenable number.

2555904929 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555904929 is an equidigital number, since it uses as much as digits as its factorization.

2555904929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1458000, while the sum is 50.

The square root of 2555904929 is about 50555.9583926563. The cubic root of 2555904929 is about 1367.2509437959.

The spelling of 2555904929 in words is "two billion, five hundred fifty-five million, nine hundred four thousand, nine hundred twenty-nine".