2016563403 has 8 divisors (see below), whose sum is σ = 2699908816. Its totient is φ = 1338796800.

The previous prime is 2016563383. The next prime is 2016563407. The reversal of 2016563403 is 3043656102.

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

It is not a de Polignac number, because 2016563403 - 2¹⁴ = 2016547019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2016563407) 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, 1393858 + ... + 1395303.

It is an arithmetic number, because the mean of its divisors is an integer number (337488602).

Almost surely, 2^2016563403 is an apocalyptic number.

2016563403 is a deficient number, since it is larger than the sum of its proper divisors (683345413).

2016563403 is a wasteful number, since it uses less digits than its factorization.

2016563403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2789405.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 2016563403 is about 44906.1621940686. The cubic root of 2016563403 is about 1263.3895889919.

The spelling of 2016563403 in words is "two billion, sixteen million, five hundred sixty-three thousand, four hundred three".