350562366221 has 4 divisors (see below), whose sum is σ = 350578831200. Its totient is φ = 350545901244.

The previous prime is 350562366211. The next prime is 350562366229. The reversal of 350562366221 is 122663265053.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 350562366221 - 2¹⁸ = 350562104077 is a prime.

It is a super-2 number, since 2×350562366221² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (350562366229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8200511 + ... + 8243148.

It is an arithmetic number, because the mean of its divisors is an integer number (87644707800).

Almost surely, 2^350562366221 is an apocalyptic number.

It is an amenable number.

350562366221 is a deficient number, since it is larger than the sum of its proper divisors (16464979).

350562366221 is a wasteful number, since it uses less digits than its factorization.

350562366221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16464978.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 350562366221 in words is "three hundred fifty billion, five hundred sixty-two million, three hundred sixty-six thousand, two hundred twenty-one".