556197053807 has 2 divisors, whose sum is σ = 556197053808. Its totient is φ = 556197053806.

The previous prime is 556197053771. The next prime is 556197053821. The reversal of 556197053807 is 708350791655.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 556197053807 - 2¹⁶ = 556196988271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556197053897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278098526903 + 278098526904.

It is an arithmetic number, because the mean of its divisors is an integer number (278098526904).

Almost surely, 2^556197053807 is an apocalyptic number.

556197053807 is a deficient number, since it is larger than the sum of its proper divisors (1).

556197053807 is an equidigital number, since it uses as much as digits as its factorization.

556197053807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7938000, while the sum is 56.

The spelling of 556197053807 in words is "five hundred fifty-six billion, one hundred ninety-seven million, fifty-three thousand, eight hundred seven".