556632530531351 has 2 divisors, whose sum is σ = 556632530531352. Its totient is φ = 556632530531350.

The previous prime is 556632530531347. The next prime is 556632530531359. The reversal of 556632530531351 is 153135035236655.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 556632530531351 - 2² = 556632530531347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 556632530531293 and 556632530531302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (556632530531359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278316265265675 + 278316265265676.

It is an arithmetic number, because the mean of its divisors is an integer number (278316265265676).

Almost surely, 2^{556632530531351} is an apocalyptic number.

556632530531351 is a deficient number, since it is larger than the sum of its proper divisors (1).

556632530531351 is an equidigital number, since it uses as much as digits as its factorization.

556632530531351 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18225000, while the sum is 53.

The spelling of 556632530531351 in words is "five hundred fifty-six trillion, six hundred thirty-two billion, five hundred thirty million, five hundred thirty-one thousand, three hundred fifty-one".