16335907345 has 8 divisors (see below), whose sum is σ = 19632220776. Its totient is φ = 13049304576.

The previous prime is 16335907339. The next prime is 16335907349. The reversal of 16335907345 is 54370953361.

It is a Cunningham number, because it is equal to 127812²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 5345949456 + 10989957889 = 73116^2 + 104833^2 .

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 16335907345 - 2³ = 16335907337 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16335907295 and 16335907304.

It is not an unprimeable number, because it can be changed into a prime (16335907349) 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, 2423962 + ... + 2430691.

It is an arithmetic number, because the mean of its divisors is an integer number (2454027597).

Almost surely, 2^16335907345 is an apocalyptic number.

It is an amenable number.

16335907345 is a deficient number, since it is larger than the sum of its proper divisors (3296313431).

16335907345 is an equidigital number, since it uses as much as digits as its factorization.

16335907345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4855331.

The product of its (nonzero) digits is 1020600, while the sum is 46.

The spelling of 16335907345 in words is "sixteen billion, three hundred thirty-five million, nine hundred seven thousand, three hundred forty-five".