351668520337 has 8 divisors (see below), whose sum is σ = 355388215104. Its totient is φ = 347954699568.

The previous prime is 351668520331. The next prime is 351668520347. The reversal of 351668520337 is 733025866153.

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 351668520337 - 2²³ = 351660131729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (351668520331) 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, 1348078 + ... + 1587655.

It is an arithmetic number, because the mean of its divisors is an integer number (44423526888).

Almost surely, 2^351668520337 is an apocalyptic number.

It is an amenable number.

351668520337 is a deficient number, since it is larger than the sum of its proper divisors (3719694767).

351668520337 is a wasteful number, since it uses less digits than its factorization.

351668520337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2936999.

The product of its (nonzero) digits is 2721600, while the sum is 49.

The spelling of 351668520337 in words is "three hundred fifty-one billion, six hundred sixty-eight million, five hundred twenty thousand, three hundred thirty-seven".