556761937343099 has 2 divisors, whose sum is σ = 556761937343100. Its totient is φ = 556761937343098.

The previous prime is 556761937343083. The next prime is 556761937343189. The reversal of 556761937343099 is 990343739167655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556761937343099 - 2⁴ = 556761937343083 is a prime.

It is not a weakly prime, because it can be changed into another prime (556761937343009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278380968671549 + 278380968671550.

It is an arithmetic number, because the mean of its divisors is an integer number (278380968671550).

Almost surely, 2^{556761937343099} is an apocalyptic number.

556761937343099 is a deficient number, since it is larger than the sum of its proper divisors (1).

556761937343099 is an equidigital number, since it uses as much as digits as its factorization.

556761937343099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3472081200, while the sum is 77.

The spelling of 556761937343099 in words is "five hundred fifty-six trillion, seven hundred sixty-one billion, nine hundred thirty-seven million, three hundred forty-three thousand, ninety-nine".