557632346305666 has 16 divisors (see below), whose sum is σ = 836489341768320. Its totient is φ = 278802566133520.

The previous prime is 557632346305627. The next prime is 557632346305669. The reversal of 557632346305666 is 666503643236755.

It is not an unprimeable number, because it can be changed into a prime (557632346305669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5456714631 + ... + 5456816821.

It is an arithmetic number, because the mean of its divisors is an integer number (52280583860520).

Almost surely, 2^{557632346305666} is an apocalyptic number.

557632346305666 is a deficient number, since it is larger than the sum of its proper divisors (278856995462654).

557632346305666 is a wasteful number, since it uses less digits than its factorization.

557632346305666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208649.

The product of its (nonzero) digits is 1469664000, while the sum is 67.

The spelling of 557632346305666 in words is "five hundred fifty-seven trillion, six hundred thirty-two billion, three hundred forty-six million, three hundred five thousand, six hundred sixty-six".