5656552481 has 2 divisors, whose sum is σ = 5656552482. Its totient is φ = 5656552480.

The previous prime is 5656552469. The next prime is 5656552487. The reversal of 5656552481 is 1842556565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3667392481 + 1989160000 = 60559^2 + 44600^2 .

It is a cyclic number.

It is not a de Polignac number, because 5656552481 - 2¹⁴ = 5656536097 is a prime.

It is a super-2 number, since 2×5656552481² = 63993171940614510722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5656552487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2828276240 + 2828276241.

It is an arithmetic number, because the mean of its divisors is an integer number (2828276241).

Almost surely, 2^5656552481 is an apocalyptic number.

It is an amenable number.

5656552481 is a deficient number, since it is larger than the sum of its proper divisors (1).

5656552481 is an equidigital number, since it uses as much as digits as its factorization.

5656552481 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440000, while the sum is 47.

The square root of 5656552481 is about 75210.0557173042. The cubic root of 5656552481 is about 1781.7657520110.

The spelling of 5656552481 in words is "five billion, six hundred fifty-six million, five hundred fifty-two thousand, four hundred eighty-one".