16354445361 has 8 divisors (see below), whose sum is σ = 21808362144. Its totient is φ = 10901746080.

The previous prime is 16354445323. The next prime is 16354445399.

It is a happy number.

16354445361 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (16354445323) and next prime (16354445399).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16354445361 - 2⁹ = 16354444849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16354444361) 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, 272556 + ... + 327101.

It is an arithmetic number, because the mean of its divisors is an integer number (2726045268).

Almost surely, 2^16354445361 is an apocalyptic number.

It is an amenable number.

16354445361 is a deficient number, since it is larger than the sum of its proper divisors (5453916783).

16354445361 is an equidigital number, since it uses as much as digits as its factorization.

16354445361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608751.

The product of its digits is 518400, while the sum is 42.

The spelling of 16354445361 in words is "sixteen billion, three hundred fifty-four million, four hundred forty-five thousand, three hundred sixty-one".