16396573416 has 64 divisors (see below), whose sum is σ = 41722560000. Its totient is φ = 5368203456.

The previous prime is 16396573387. The next prime is 16396573439. The reversal of 16396573416 is 61437569361.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1863315 + ... + 1872093.

It is an arithmetic number, because the mean of its divisors is an integer number (651915000).

Almost surely, 2^16396573416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16396573416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20861280000).

16396573416 is an abundant number, since it is smaller than the sum of its proper divisors (25325986584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16396573416 is a wasteful number, since it uses less digits than its factorization.

16396573416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10166 (or 10162 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 51.

The spelling of 16396573416 in words is "sixteen billion, three hundred ninety-six million, five hundred seventy-three thousand, four hundred sixteen".