5476145561 has 2 divisors, whose sum is σ = 5476145562. Its totient is φ = 5476145560.

The previous prime is 5476145557. The next prime is 5476145569. The reversal of 5476145561 is 1655416745.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4037839936 + 1438305625 = 63544^2 + 37925^2 .

It is a cyclic number.

It is not a de Polignac number, because 5476145561 - 2² = 5476145557 is a prime.

It is not a weakly prime, because it can be changed into another prime (5476145569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2738072780 + 2738072781.

It is an arithmetic number, because the mean of its divisors is an integer number (2738072781).

Almost surely, 2^5476145561 is an apocalyptic number.

It is an amenable number.

5476145561 is a deficient number, since it is larger than the sum of its proper divisors (1).

5476145561 is an equidigital number, since it uses as much as digits as its factorization.

5476145561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 504000, while the sum is 44.

The square root of 5476145561 is about 74000.9835137345. The cubic root of 5476145561 is about 1762.6185154180.

The spelling of 5476145561 in words is "five billion, four hundred seventy-six million, one hundred forty-five thousand, five hundred sixty-one".