350620189921 has 8 divisors (see below), whose sum is σ = 355925829024. Its totient is φ = 345316683360.

The previous prime is 350620189903. The next prime is 350620189967. The reversal of 350620189921 is 129981026053.

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 350620189921 - 2⁵ = 350620189889 is a prime.

It is a super-3 number, since 3×350620189921³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (350620189981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200260 + ... + 861013.

It is an arithmetic number, because the mean of its divisors is an integer number (44490728628).

Almost surely, 2^350620189921 is an apocalyptic number.

It is an amenable number.

350620189921 is a deficient number, since it is larger than the sum of its proper divisors (5305639103).

350620189921 is a wasteful number, since it uses less digits than its factorization.

350620189921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066271.

The product of its (nonzero) digits is 233280, while the sum is 46.

The spelling of 350620189921 in words is "three hundred fifty billion, six hundred twenty million, one hundred eighty-nine thousand, nine hundred twenty-one".