557100065165 has 12 divisors (see below), whose sum is σ = 777666213756. Its totient is φ = 382011473088.

The previous prime is 557100065111. The next prime is 557100065183. The reversal of 557100065165 is 561560001755.

It can be written as a sum of positive squares in 2 ways, for example, as 374693342884 + 182406722281 = 612122^2 + 427091^2 .

It is not a de Polignac number, because 557100065165 - 2¹² = 557100061069 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1136938664 + ... + 1136939153.

It is an arithmetic number, because the mean of its divisors is an integer number (64805517813).

Almost surely, 2^557100065165 is an apocalyptic number.

It is an amenable number.

557100065165 is a deficient number, since it is larger than the sum of its proper divisors (220566148591).

557100065165 is a wasteful number, since it uses less digits than its factorization.

557100065165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273877836 (or 2273877829 counting only the distinct ones).

The product of its (nonzero) digits is 157500, while the sum is 41.

The spelling of 557100065165 in words is "five hundred fifty-seven billion, one hundred million, sixty-five thousand, one hundred sixty-five".