16913227816 has 16 divisors (see below), whose sum is σ = 31713897600. Its totient is φ = 8456188464.

The previous prime is 16913227741. The next prime is 16913227823. The reversal of 16913227816 is 61872231961.

It is a super-3 number, since 3×16913227816³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 171721 + ... + 251623.

It is an arithmetic number, because the mean of its divisors is an integer number (1982118600).

Almost surely, 2^16913227816 is an apocalyptic number.

It is an amenable number.

16913227816 is a deficient number, since it is larger than the sum of its proper divisors (14800669784).

16913227816 is a wasteful number, since it uses less digits than its factorization.

16913227816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106368 (or 106364 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The spelling of 16913227816 in words is "sixteen billion, nine hundred thirteen million, two hundred twenty-seven thousand, eight hundred sixteen".