2766552553 has 2 divisors, whose sum is σ = 2766552554. Its totient is φ = 2766552552.

The previous prime is 2766552521. The next prime is 2766552571. The reversal of 2766552553 is 3552556672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2746598464 + 19954089 = 52408^2 + 4467^2 .

It is a cyclic number.

It is not a de Polignac number, because 2766552553 - 2⁵ = 2766552521 is a prime.

It is not a weakly prime, because it can be changed into another prime (2766552053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1383276276 + 1383276277.

It is an arithmetic number, because the mean of its divisors is an integer number (1383276277).

Almost surely, 2^2766552553 is an apocalyptic number.

It is an amenable number.

2766552553 is a deficient number, since it is larger than the sum of its proper divisors (1).

2766552553 is an equidigital number, since it uses as much as digits as its factorization.

2766552553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1890000, while the sum is 46.

The square root of 2766552553 is about 52598.0280333778. The cubic root of 2766552553 is about 1403.8250081887.

The spelling of 2766552553 in words is "two billion, seven hundred sixty-six million, five hundred fifty-two thousand, five hundred fifty-three".