16445415416 has 16 divisors (see below), whose sum is σ = 30924021240. Its totient is φ = 8199009760.

The previous prime is 16445415313. The next prime is 16445415431. The reversal of 16445415416 is 61451454461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2959295 + ... + 2964846.

Almost surely, 2^16445415416 is an apocalyptic number.

It is an amenable number.

16445415416 is a deficient number, since it is larger than the sum of its proper divisors (14478605824).

16445415416 is a wasteful number, since it uses less digits than its factorization.

16445415416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5924494 (or 5924490 counting only the distinct ones).

The product of its digits is 230400, while the sum is 41.

Adding to 16445415416 its reverse (61451454461), we get a palindrome (77896869877).

The spelling of 16445415416 in words is "sixteen billion, four hundred forty-five million, four hundred fifteen thousand, four hundred sixteen".