350235041241521 has 8 divisors (see below), whose sum is σ = 354210092960040. Its totient is φ = 346260874557312.

The previous prime is 350235041241497. The next prime is 350235041241557. The reversal of 350235041241521 is 125142140532053.

It can be written as a sum of positive squares in 4 ways, for example, as 1019112459121 + 349215928782400 = 1009511^2 + 18687320^2 .

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-350235041241521 is a prime.

It is a super-2 number, since 2×350235041241521² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (350235041241121) 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, 220462610 + ... + 222045563.

It is an arithmetic number, because the mean of its divisors is an integer number (44276261620005).

Almost surely, 2^{350235041241521} is an apocalyptic number.

It is an amenable number.

350235041241521 is a deficient number, since it is larger than the sum of its proper divisors (3975051718519).

350235041241521 is an equidigital number, since it uses as much as digits as its factorization.

350235041241521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442517155.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 350235041241521 its reverse (125142140532053), we get a palindrome (475377181773574).

The spelling of 350235041241521 in words is "three hundred fifty trillion, two hundred thirty-five billion, forty-one million, two hundred forty-one thousand, five hundred twenty-one".