556680037 has 2 divisors, whose sum is σ = 556680038. Its totient is φ = 556680036.

The previous prime is 556679987. The next prime is 556680043. The reversal of 556680037 is 730086655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364275396 + 192404641 = 19086^2 + 13871^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556680037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556680067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278340018 + 278340019.

It is an arithmetic number, because the mean of its divisors is an integer number (278340019).

Almost surely, 2^556680037 is an apocalyptic number.

It is an amenable number.

556680037 is a deficient number, since it is larger than the sum of its proper divisors (1).

556680037 is an equidigital number, since it uses as much as digits as its factorization.

556680037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 556680037 is about 23594.0678349453. The cubic root of 556680037 is about 822.6249595961.

The spelling of 556680037 in words is "five hundred fifty-six million, six hundred eighty thousand, thirty-seven".