6552806137 has 2 divisors, whose sum is σ = 6552806138. Its totient is φ = 6552806136.

The previous prime is 6552806119. The next prime is 6552806189. The reversal of 6552806137 is 7316082556.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6552740601 + 65536 = 80949^2 + 256^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6552806137 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6552806093 and 6552806102.

It is not a weakly prime, because it can be changed into another prime (6552806437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276403068 + 3276403069.

It is an arithmetic number, because the mean of its divisors is an integer number (3276403069).

Almost surely, 2^6552806137 is an apocalyptic number.

It is an amenable number.

6552806137 is a deficient number, since it is larger than the sum of its proper divisors (1).

6552806137 is an equidigital number, since it uses as much as digits as its factorization.

6552806137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 43.

The square root of 6552806137 is about 80949.4047970706. The cubic root of 6552806137 is about 1871.2957872470.

The spelling of 6552806137 in words is "six billion, five hundred fifty-two million, eight hundred six thousand, one hundred thirty-seven".