350165561 has 8 divisors (see below), whose sum is σ = 353224800. Its totient is φ = 347113888.

The previous prime is 350165549. The next prime is 350165567. The reversal of 350165561 is 165561053.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-350165561 is a prime.

It is a super-2 number, since 2×350165561² = 245231840220889442, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (350165567) 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, 128390 + ... + 131088.

It is an arithmetic number, because the mean of its divisors is an integer number (44153100).

Almost surely, 2^350165561 is an apocalyptic number.

It is an amenable number.

350165561 is a deficient number, since it is larger than the sum of its proper divisors (3059239).

350165561 is a wasteful number, since it uses less digits than its factorization.

350165561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3783.

The product of its (nonzero) digits is 13500, while the sum is 32.

The square root of 350165561 is about 18712.7112145728. The cubic root of 350165561 is about 704.8409754829.

The spelling of 350165561 in words is "three hundred fifty million, one hundred sixty-five thousand, five hundred sixty-one".