557051065 has 8 divisors (see below), whose sum is σ = 678438720. Its totient is φ = 438989232.

The previous prime is 557051039. The next prime is 557051081. The reversal of 557051065 is 560150755.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 557051065 - 2²⁷ = 422833337 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 557051065.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 831085 + ... + 831754.

It is an arithmetic number, because the mean of its divisors is an integer number (84804840).

Almost surely, 2^557051065 is an apocalyptic number.

It is an amenable number.

557051065 is a deficient number, since it is larger than the sum of its proper divisors (121387655).

557051065 is a wasteful number, since it uses less digits than its factorization.

557051065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662911.

The product of its (nonzero) digits is 26250, while the sum is 34.

The square root of 557051065 is about 23601.9292643631. The cubic root of 557051065 is about 822.8076792251.

The spelling of 557051065 in words is "five hundred fifty-seven million, fifty-one thousand, sixty-five".