5556215069 has 2 divisors, whose sum is σ = 5556215070. Its totient is φ = 5556215068.

The previous prime is 5556215053. The next prime is 5556215089. The reversal of 5556215069 is 9605126555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3898503844 + 1657711225 = 62438^2 + 40715^2 .

It is a cyclic number.

It is not a de Polignac number, because 5556215069 - 2⁴ = 5556215053 is a prime.

It is a super-2 number, since 2×5556215069² = 61743051785965349522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5556215039) 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, 2778107534 + 2778107535.

It is an arithmetic number, because the mean of its divisors is an integer number (2778107535).

Almost surely, 2^5556215069 is an apocalyptic number.

It is an amenable number.

5556215069 is a deficient number, since it is larger than the sum of its proper divisors (1).

5556215069 is an equidigital number, since it uses as much as digits as its factorization.

5556215069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 405000, while the sum is 44.

The square root of 5556215069 is about 74540.0232693819. The cubic root of 5556215069 is about 1771.1676962926.

The spelling of 5556215069 in words is "five billion, five hundred fifty-six million, two hundred fifteen thousand, sixty-nine".