16706451216 has 120 divisors (see below), whose sum is σ = 54066581184. Its totient is φ = 4406088960.

The previous prime is 16706451197. The next prime is 16706451217. The reversal of 16706451216 is 61215460761.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (16706451217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 242620 + ... + 303771.

Almost surely, 2^16706451216 is an apocalyptic number.

16706451216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16706451216 is an abundant number, since it is smaller than the sum of its proper divisors (37360129968).

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

16706451216 is a wasteful number, since it uses less digits than its factorization.

16706451216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546429 (or 546416 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 16706451216 in words is "sixteen billion, seven hundred six million, four hundred fifty-one thousand, two hundred sixteen".