16081673545 has 8 divisors (see below), whose sum is σ = 22054866624. Its totient is φ = 11027433264.

The previous prime is 16081673533. The next prime is 16081673557. The reversal of 16081673545 is 54537618061.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (16081673533) and next prime (16081673557).

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 16081673545 - 2¹⁹ = 16081149257 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16081673495 and 16081673504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229738159 + ... + 229738228.

It is an arithmetic number, because the mean of its divisors is an integer number (2756858328).

Almost surely, 2^16081673545 is an apocalyptic number.

It is an amenable number.

16081673545 is a deficient number, since it is larger than the sum of its proper divisors (5973193079).

16081673545 is an equidigital number, since it uses as much as digits as its factorization.

16081673545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459476399.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 16081673545 in words is "sixteen billion, eighty-one million, six hundred seventy-three thousand, five hundred forty-five".