16396217706 has 32 divisors (see below), whose sum is σ = 36263625408. Its totient is φ = 4900487040.

The previous prime is 16396217687. The next prime is 16396217741. The reversal of 16396217706 is 60771269361.

It is a happy number.

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, 1696741 + ... + 1706376.

It is an arithmetic number, because the mean of its divisors is an integer number (1133238294).

Almost surely, 2^16396217706 is an apocalyptic number.

16396217706 is an abundant number, since it is smaller than the sum of its proper divisors (19867407702).

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

16396217706 is a wasteful number, since it uses less digits than its factorization.

16396217706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403206.

The product of its (nonzero) digits is 571536, while the sum is 48.

The spelling of 16396217706 in words is "sixteen billion, three hundred ninety-six million, two hundred seventeen thousand, seven hundred six".