16216217752 has 32 divisors (see below), whose sum is σ = 34849221120. Its totient is φ = 6929771040.

The previous prime is 16216217687. The next prime is 16216217777. The reversal of 16216217752 is 25771261261.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397824 + ... + 436687.

It is an arithmetic number, because the mean of its divisors is an integer number (1089038160).

Almost surely, 2^16216217752 is an apocalyptic number.

It is an amenable number.

16216217752 is an abundant number, since it is smaller than the sum of its proper divisors (18633003368).

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

16216217752 is a wasteful number, since it uses less digits than its factorization.

16216217752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834871 (or 834867 counting only the distinct ones).

The product of its digits is 70560, while the sum is 40.

The spelling of 16216217752 in words is "sixteen billion, two hundred sixteen million, two hundred seventeen thousand, seven hundred fifty-two".