556896601 has 2 divisors, whose sum is σ = 556896602. Its totient is φ = 556896600.

The previous prime is 556896547. The next prime is 556896623. The reversal of 556896601 is 106698655.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 405015625 + 151880976 = 20125^2 + 12324^2 .

It is a cyclic number.

It is not a de Polignac number, because 556896601 - 2⁹ = 556896089 is a prime.

It is not a weakly prime, because it can be changed into another prime (556896661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278448300 + 278448301.

It is an arithmetic number, because the mean of its divisors is an integer number (278448301).

Almost surely, 2^556896601 is an apocalyptic number.

It is an amenable number.

556896601 is a deficient number, since it is larger than the sum of its proper divisors (1).

556896601 is an equidigital number, since it uses as much as digits as its factorization.

556896601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 388800, while the sum is 46.

The square root of 556896601 is about 23598.6567626210. The cubic root of 556896601 is about 822.7316204204.

The spelling of 556896601 in words is "five hundred fifty-six million, eight hundred ninety-six thousand, six hundred one".