16223652403 has 12 divisors (see below), whose sum is σ = 18879171552. Its totient is φ = 13901007120.

The previous prime is 16223652391. The next prime is 16223652407. The reversal of 16223652403 is 30425632261.

It is a de Polignac number, because none of the positive numbers 2^k-16223652403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16223652407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82326 + ... + 198052.

It is an arithmetic number, because the mean of its divisors is an integer number (1573264296).

Almost surely, 2^16223652403 is an apocalyptic number.

16223652403 is a deficient number, since it is larger than the sum of its proper divisors (2655519149).

16223652403 is a wasteful number, since it uses less digits than its factorization.

16223652403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118602 (or 118595 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 16223652403 in words is "sixteen billion, two hundred twenty-three million, six hundred fifty-two thousand, four hundred three".