16160611603 has 4 divisors (see below), whose sum is σ = 16215767568. Its totient is φ = 16105455640.

The previous prime is 16160611591. The next prime is 16160611609. The reversal of 16160611603 is 30611606161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30611606161 = 12391 ⋅2470471.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16160611603 is a prime.

It is a super-2 number, since 2×16160611603² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16160611609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27577543 + ... + 27578128.

It is an arithmetic number, because the mean of its divisors is an integer number (4053941892).

Almost surely, 2^16160611603 is an apocalyptic number.

16160611603 is a deficient number, since it is larger than the sum of its proper divisors (55155965).

16160611603 is an equidigital number, since it uses as much as digits as its factorization.

16160611603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55155964.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 16160611603 in words is "sixteen billion, one hundred sixty million, six hundred eleven thousand, six hundred three".