16716722052 has 24 divisors (see below), whose sum is σ = 39123536032. Its totient is φ = 5555404800.

The previous prime is 16716722041. The next prime is 16716722059. The reversal of 16716722052 is 25022761761.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 16716722052.

It is not an unprimeable number, because it can be changed into a prime (16716722059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2100349 + ... + 2108292.

Almost surely, 2^16716722052 is an apocalyptic number.

16716722052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16716722052 is an abundant number, since it is smaller than the sum of its proper divisors (22406813980).

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

16716722052 is a wasteful number, since it uses less digits than its factorization.

16716722052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4208979 (or 4208977 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 16716722052 in words is "sixteen billion, seven hundred sixteen million, seven hundred twenty-two thousand, fifty-two".