557061366 has 16 divisors (see below), whose sum is σ = 1114671600. Its totient is φ = 185595648.

The previous prime is 557061353. The next prime is 557061371. The reversal of 557061366 is 663160755.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9031 + ... + 34578.

It is an arithmetic number, because the mean of its divisors is an integer number (69666975).

Almost surely, 2^557061366 is an apocalyptic number.

557061366 is an abundant number, since it is smaller than the sum of its proper divisors (557610234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

557061366 is a wasteful number, since it uses less digits than its factorization.

557061366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45743.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 557061366 is about 23602.1474870402. The cubic root of 557061366 is about 822.8127509861.

The spelling of 557061366 in words is "five hundred fifty-seven million, sixty-one thousand, three hundred sixty-six".