355164565 has 16 divisors (see below), whose sum is σ = 491640192. Its totient is φ = 241262784.

The previous prime is 355164559. The next prime is 355164659. The reversal of 355164565 is 565461553.

It is not a de Polignac number, because 355164565 - 2¹¹ = 355162517 is a prime.

It is a super-2 number, since 2×355164565² = 252283736463278450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43674 + ... + 51163.

It is an arithmetic number, because the mean of its divisors is an integer number (30727512).

Almost surely, 2^355164565 is an apocalyptic number.

355164565 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

355164565 is a deficient number, since it is larger than the sum of its proper divisors (136475627).

355164565 is a wasteful number, since it uses less digits than its factorization.

355164565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94956.

The product of its digits is 270000, while the sum is 40.

The square root of 355164565 is about 18845.8102770881. The cubic root of 355164565 is about 708.1792699614.

The spelling of 355164565 in words is "three hundred fifty-five million, one hundred sixty-four thousand, five hundred sixty-five".