16346464361 has 2 divisors, whose sum is σ = 16346464362. Its totient is φ = 16346464360.

The previous prime is 16346464327. The next prime is 16346464397.

16346464361 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15356166400 + 990297961 = 123920^2 + 31469^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 16346464361 - 2²² = 16342270057 is a prime.

It is not a weakly prime, because it can be changed into another prime (16346464301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8173232180 + 8173232181.

It is an arithmetic number, because the mean of its divisors is an integer number (8173232181).

Almost surely, 2^16346464361 is an apocalyptic number.

It is an amenable number.

16346464361 is a deficient number, since it is larger than the sum of its proper divisors (1).

16346464361 is an equidigital number, since it uses as much as digits as its factorization.

16346464361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 746496, while the sum is 44.

The spelling of 16346464361 in words is "sixteen billion, three hundred forty-six million, four hundred sixty-four thousand, three hundred sixty-one".