2552775555 has 16 divisors (see below), whose sum is σ = 4455753984. Its totient is φ = 1237709280.

The previous prime is 2552775551. The next prime is 2552775557. The reversal of 2552775555 is 5555772552.

It is not a de Polignac number, because 2552775555 - 2² = 2552775551 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2552775551) 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 in 15 ways as a sum of consecutive naturals, for example, 7735519 + ... + 7735848.

It is an arithmetic number, because the mean of its divisors is an integer number (278484624).

Almost surely, 2^2552775555 is an apocalyptic number.

2552775555 is a deficient number, since it is larger than the sum of its proper divisors (1902978429).

2552775555 is a wasteful number, since it uses less digits than its factorization.

2552775555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15471386.

The product of its digits is 3062500, while the sum is 48.

The square root of 2552775555 is about 50524.9993072736. Note that the first 3 decimals coincide. The cubic root of 2552775555 is about 1366.6927087707.

The spelling of 2552775555 in words is "two billion, five hundred fifty-two million, seven hundred seventy-five thousand, five hundred fifty-five".