357321650212 has 12 divisors (see below), whose sum is σ = 626138933980. Its totient is φ = 178424811936.

The previous prime is 357321650173. The next prime is 357321650219. The reversal of 357321650212 is 212056123753.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 258232683556 + 99088966656 = 508166^2 + 314784^2 .

It is not an unprimeable number, because it can be changed into a prime (357321650219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58999887 + ... + 59005942.

Almost surely, 2^357321650212 is an apocalyptic number.

It is an amenable number.

357321650212 is a deficient number, since it is larger than the sum of its proper divisors (268817283768).

357321650212 is a wasteful number, since it uses less digits than its factorization.

357321650212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118006590 (or 118006588 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

Adding to 357321650212 its reverse (212056123753), we get a palindrome (569377773965).

The spelling of 357321650212 in words is "three hundred fifty-seven billion, three hundred twenty-one million, six hundred fifty thousand, two hundred twelve".