20346466361 has 32 divisors (see below), whose sum is σ = 22445512320. Its totient is φ = 18331329024.

The previous prime is 20346466351. The next prime is 20346466373. The reversal of 20346466361 is 16366464302.

It is a cyclic number.

It is not a de Polignac number, because 20346466361 - 2⁶ = 20346466297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20346466321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31642706 + ... + 31643348.

It is an arithmetic number, because the mean of its divisors is an integer number (701422260).

Almost surely, 2^20346466361 is an apocalyptic number.

It is an amenable number.

20346466361 is a deficient number, since it is larger than the sum of its proper divisors (2099045959).

20346466361 is a wasteful number, since it uses less digits than its factorization.

20346466361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065.

The product of its (nonzero) digits is 373248, while the sum is 41.

The spelling of 20346466361 in words is "twenty billion, three hundred forty-six million, four hundred sixty-six thousand, three hundred sixty-one".