6554554553 has 2 divisors, whose sum is σ = 6554554554. Its totient is φ = 6554554552.

The previous prime is 6554554537. The next prime is 6554554613. The reversal of 6554554553 is 3554554556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6340459129 + 214095424 = 79627^2 + 14632^2 .

It is a cyclic number.

It is not a de Polignac number, because 6554554553 - 2⁴ = 6554554537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6554554498 and 6554554507.

It is not a weakly prime, because it can be changed into another prime (6554554753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3277277276 + 3277277277.

It is an arithmetic number, because the mean of its divisors is an integer number (3277277277).

Almost surely, 2^6554554553 is an apocalyptic number.

It is an amenable number.

6554554553 is a deficient number, since it is larger than the sum of its proper divisors (1).

6554554553 is an equidigital number, since it uses as much as digits as its factorization.

6554554553 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4500000, while the sum is 47.

The square root of 6554554553 is about 80960.2035138252. The cubic root of 6554554553 is about 1871.4622051386.

The spelling of 6554554553 in words is "six billion, five hundred fifty-four million, five hundred fifty-four thousand, five hundred fifty-three".